Training in Qatar – National Library – Paper conservation

We just delivered on May 7-11 a  Training program for the Qatar National Library (QNL), in Doha, Qatar.  This was a 5-days program focused on paper conservation. It was part of our Train&Go program. CHSOS provides equipment, installation, test and training in one convenient solution. CLICK HERE for more info on Tran&Go. The Training was held at [...]

Technical Photography of Aztec manuscripts in Paris

We just performed (March 20 and 21) Technical Photography documentation of other Aztec manuscripts at the Bibliothèque Nationale de France.  These documents have European writing in the Aztec language, Nahuatl, on them that is no longer legible. They also have corrections to non-alphabetic indigenous writing with the potential to become legible through  Technical Photography. Dr Jerry [...]

Training in Qatar – Museum of Islamic Art

We just delivered on March 15th a new Training program for the Museum of Islamic Art in Doha, Qatar.  This one-day program was focused on Gorgias, our branded Reflectance Spectrometer for Art. Thanks for the warm welcoming we had from the conservators in Qatar and especially to Geraldine Christiane Aubert and Aristoteles Georgios Sakellariou which made this event [...]

Training in Spain – CAEM Centre d’Art d’Època Modern

We just delivered - Jan 20th a training program and installation equipment (technical photography kit) for the research center CAEM (Centre d'Art d'Època Moderna) and a lecture for the master (Màster Universitari en Peritatge, Avaluació i Anàlisi d'Obres d'Art). This is a successful example of our program "Training and Go". Learn with the equipment and keep it. [...]

Mapping covered paints with Transmittance spectroscopy and transmitted multispectral imaging

How to identify and map covered paints on translucent support, such as canvases? We just published:  A. Cosentino “Transmittance spectroscopy and transmitted multispectral imaging to map covered paints” Conservar Património 24, 37-45, 2016. doi:10.14568/cp2015021 Transmitted spectroscopy and transmitted multispectral imaging in the 400-900 nm range have been applied for the mapping and tentatively [...]

Imaging Diagnostic on a 14 th Century Gilded Icon

This new paper is a valid example of the application of non‐invasive imaging methods (technical photography and multispectral imaging) before and after the conservation treatment of a work of art. Read our latest publication Pre and post Conservation Diagnostic on a 14 th Century Gilded Icon from Taormina, Sicily This paper reports on the [...]

Free XRF Spectroscopy Database of Pigments Checker

Just published new paper DOWNLOAD NOW  Pigments Checker is a collection of swatches of historical pigments that offers art professionals, conservation scientists, conservators and fine art photographers, a tool to evaluate and test their imaging and spectroscopic methodologies for pigment identification. “Pigments Checker Free Spectra Database” is an ongoing project that wants to thoroughly characterize each pigment in [...]

Low cost multispectral imaging

Our new low-cost Multispectral Imaging system was presented at RECH3, III International meeting on Retouching of cultural heritage, in Porto, Portugal. Read the postprint: A. Cosentino “Crowd funded research: low-cost multispectral imaging” RECH3, International meeting on Retouching of cultural heritage. 2015 This paper introduces the low-cost multispectral imaging (MSI) system for Art and [...]

Imaging the Codex Xolotl and Mapa Quinatzin

Learn about the Technical Photography examination of the Codex Xolotl and Mapa Quinatzin. The Houston Museum published an article on our latest examination in Paris at the Bibliothèque National de France.  We provide onsite technical examination of manuscripts to identify their materials and to enhance their reading. We also provide scientific equipment and we organize training programs to learn [...]

Summer Training 2016 – Low-cost methods for Art Examination

We successfully completed our first Summer Training on Low-cost methods for Art Examination. We got 5 students from Italy, Poland, Spain and Greece. Our Training courses are aimed to art conservation professionals that want to add new technical examination tools to their skills. Our Summer Training programs are only open to students currently enrolled in [...]

Technical Photography at la Bibliothèque Nationale de France

For French speakers. CLICK and read about the technical documentation of the Aztec Codex Xolotl and Mapa Quinatzin at the Bibliothèque Nationale de France. . Le CHSOS (Cultural Heritage Science Open Source) a récemment été sollicité pour appliquer des méthodes d’imagerie scientifiquepour documenter le Codex Xolotl (Mexicain 1-10) et le Mapa Quinatzin (Mexicain 11-12) conservés [...]

How to examine Technical photos on Photoshop

We provide technical photography documentation service for different kinds of art and archaeology. We deliver to you a set of technical images that reveal important information on your piece of art. This video illustrates how you can use our set of Technical photography images with Photoshop to examine your object. Technical Photography (TP) for Art [...]

Art Examination in Sofia, Bulgaria

Do you know about our Onsite Art Examination Service? We just come back from a trip to Sofia, Bulgaria for art examination service. CHSOS provides onsite art examination worldwide with our special  lightweight traveling equipment for imaging and spectroscopy analysis. CHSOS is based in Italy and we serve museums, private collectors and art authentication companies.   [...]

17th century wooden statue in Avola, Sicily. Diagnostics

We have been collaborating with "Giampaolo Leone" Conservation Studio in Sicily. We just came back from performing non-invasive diagnostics on the Ecce Homo preserved in Avola, an outstanding 17th century wooeden statue, currently under conservation at the "Giampaolo Leone" Conservation Studio. For this case, we applied Infrared and Ultraviolet fluorescence to document retouches and inpaints as [...]

Codex Xolotl and Mapa Quinatzin. Technical Photography of Aztec manuscripts in Paris

CHSOS was recently asked to perform Technical Photography documentation of the Codex Xolotl and Mapa Quinatzin at the Bibliothèque Nationale de France.  Bothdocuments date to about 1540 AD.  Both  have European writing in the Aztec language, Nahuatl, on them  that is no longer legible. They also have corrections to non-alphabetic indigenous writing with the potential [...]

Free Raman Database of Pigments Checker

We just published the new Free Raman Spectroscopy Database of Pigments Checker.  Read more: “Pigments Checker version 3.0, a handy set for conservation scientists: A free online Raman spectra database” . Read all the technical details in this paper: M.C. Caggiani, A. Cosentino, A. Mangone “Pigments Checker version 3.0, a handy set for conservation [...]

Training in Costa Rica – December 13-15 / 2016

Training on Low-cost methods for Art Examination - December / 13-15 / 2016, Costa Rica Our Training course is aimed to art and archaeology  professionals that want to add new technical examination tools to their skills.  This course is developed in collaboration with the Chemistry Department, University of Costa Rica. Click HERE for more info and registration [...]

Training October in Los Angeles: Low-cost methods for Art Examination

Our Training course are aimed to art conservation professionals that want to add new technical examination tools to their skills.  Our courses are offered on a 1-1 base or max 5 participants. We are looking for a collaborator to help us out to organize this event in Los Angeles. We offer a FREE voucher to the [...]

Infrared Reflectography (900-1700 nm) of Pigments Checker

Check out the Infrared Reflectography (IRR) image of Pigments Checker v.3. Pigments Checker is a collection of pigments important in art history. Among all the pigments and their varieties ever used in art this collection selects the most used from antiquity to early 1950’. Pigments Checker is a standard tool designed for Art professionals, scientists, students [...]

Techniques to reveal hidden paintings: a case study

Just published "L’Annunciazione ritrovata. Nunziata di Mascali, Sicilia". A. Cosentino, Giovanni Calvagna, Giuseppe Calvagna, C. Calvagna, C. L. Dandolo, P. Uhd Jepsen “L’Annunciazione ritrovata. Nunziata di Mascali, Sicilia” Archeomatica 1, 44-48 2016. DOWNLOAD Techniques to reveal hidden paintings: X-Radiography, infrared photography and infrared reflectography The town of Nunziata di Mascali, Sicily, [...]

Reflectance spectroscopy of new pigments

We just updated our database of Reflectance spectra of pigments with the new 4 pigments added in Pigments Checker v.3. DOWNLOAD Reflectance Database: A. Cosentino “FORS spec­tral data­base of his­tor­i­cal pig­ments in dif­fer­ent binders” e-conservation Jour­nal 2, 57–68, 2014. We added Reflectance spectra of bitumen, chrome yellow, cobalt blue and cobalt chromite blue. Pigments Checker is a [...]

Pigments Checker v.3.0

Pigments Checker is a collection of pigments important in art history. Among all the pigments and their varieties ever used in art this collection selects the most used from antiquity to early 1950’. Pigments Checker is a standard tool designed for Art professionals, scientists, students and conservators to evaluate and practice non-invasive techniques for pigments identification. We [...]

3D laser scanning and Technical Photography for wall paintings

Just published  CHSOS provides technical examination and documentation of wall paintings and this paper provides a new insight into the combination of Technical Photography and  3D laser scanning for archaeology. This paper presents the outcomes of a multidisciplinary study conducted on the fresco palimpsest of the byzantine oratory (region C) of the Catacombs of Saint Lucia in [...]

Multispectral Imaging on Guercino at Art Defender, Bologna

We have been collaborating with Alessandro Fiamingo who has taken our Training program. He is currently working at Art Defender, Bologna. We have just tested our Multispectral Imaging system  on one of the paintings of Giovanni Francesco Barbieri, Guercino (1591-1666) belonging to the fine arts museum in Cento, Italy and stored at Art Defender. Multispectral Imaging [...]

Photography of ancient coins: RTI guide

RTI for Art and Archaeology Photographing ancient coins is a pretty difficult task because of their reflective and uneven surface. RTI (Reflectance Transformation Imaging) is a computational photographic technique used in a number of fields related to art examination and documentation. RTI provides a virtual and enhanced visualization of an object’s surface where the lighting direction [...]

Scientific examination of Cultural Heritage raises awareness in local communities

Just published A. Cosentino “Scientific examination of Cultural Heritage raises awareness in local communities: The case of the newly discovered cycle of mural paintings in the Crucifix chapel (Italy)” Science Education and Civil Engagement, 8:1, 15-20, 2016. DOWNLOAD Scientific research can play a valuable and unique role in promoting cultural heritage in local [...]

Our Talk at OKOA 2016. Art Diagnostics: Low-Cost Revolution

We just delivered our talk at OKOA 2016 (in Italian). The preservation of cultural heritage is a critical civic responsibility especially in Italy where the vast cultural heritage is widespread from the renowned mega-cities of Rome, Florence and Venice to almost every village. This rich distribution of cultural heritage property demands local civic engagement simply [...]

Training for Heritage Malta

We just delivered a 3-days Training program for Heritage Malta, Feb 22-24  2016. Heritage Malta is the National Agency for Museums, Conservation Practice and Cultural Heritage in Malta. The Training program was sponsored by the EEA Grants and Norway Grants Fund for Bilateral Relations "Advancing current Scientific Techniques and Methods for Cultural Heritage support in [...]

Infrared Technical Photography for Art Examination

Just published Infrared Technical Photography for Art Examination. A. Cosentino “Infrared Technical Photography for Art Examination” e-Preservation Science, 13, 1-6, 2016. This paper discusses technical photographic methods based on the extended infrared sensitivity of a digital camera modified with the removal of the in-built hot mirror filter on the CCD or CMOS sensor, which in [...]

Terahertz and Cultural Heritage Science: Examination of Art and Archaeology

Just published Terahertz and Cultural Heritage Science: Examination of Art and Archaeology. A. Cosentino "Terahertz and Cultural Heritage Science: Examination of Art and Archaeology" Technologies, 4, 6, 2016. Cultural Heritage scientists need methodologies to examine Art and Archaeology in order to understand artistic materials and techniques and devise better conservation procedures. This review discusses the most successful [...]

Online Training Programs

Get our Training modules, without added travel costs. We are now offering Online Training modules. Traveling is expensive and requires time that many professionals can’t afford. CHSOS wants to disseminate its methods as much as possible and we have now an online educational program. CLICK HERE to choose the Training modules Features: Reserve the training [...]

Free XRF Spectroscopy Database of Pigments Checker

We just published the new Free XRF Spectroscopy Database of Pigments Checker. Pigments Checker is a collection of swatches of historical pigments that offers art professionals, conservation scientists, conservators and fine art photographers, a tool to evaluate and test their imaging and spectroscopic methodologies for pigment identification. “Pigments Checker Free Spectra Database” is an ongoing [...]

2015 Review

CHSOS website has enjoyed the engagement of a wide community, we reached 6000 views / month. Art community follows our updates, requires on-site art examination or training programs. CHSOS pursues its mission to develop innovative and sustainable technologies for art examination which are being adopted by museums and cultural institutions. This knowledge is disseminated through [...]

Technical Photography for wall paintings. Nunziatella di Mascali, Sicily

We do run a lot of initiatives, Stay on top of things! CHSOS collaborated with Catania (Sicily) Archaeological authorities to contribute Technical Photography Diagnostics on the newly discovered XII century wall paintings in Nunziatella di Mascali, Sicily. CHSOS studied them with high resolution Visible, Infrared and Infrared False Color photography. We contributed "Indagine [...]

Training a Fine Art Photographer

We just delivered a 3-days Training program to Rene Gerritsen, Fine Art Photographer in Amsterdam. He generously contributed to our Low-cost Multispectral Imaging Crowd funding Campaign. We covered technical photography, infrared reflectography, reflectance spectroscopy, multispectral imaging and RTI. The 3rd day we moved to Savoca for field project in collaboration with Save The Soul of [...]

Training for Monash University, Australia and Malaysia

We just delivered a 4 days training program for Monash University, Australia and Malaysia campuses, in the Monash University Prato Center in Italy. 11 awesome students learned our affordable and sustainable methods for art examination and they were involved in field projects in Prato and Florence. We taught the first week of "Diagnostics for Cultural [...]

Multispectral Imaging at EAS 2015, New Yersey

New York Conservation Foundation (NYCF) invited CHSOS in New York and NJ for three eye-opening and empowering presentations on our systems to do  Technical Photography and Multispectral Imaging for Art and Archaeology. The Eastern Analytical Symposium, the New York Microscopical Society, and NYCF provided the lecture and workshop venues. November 17 in Somerset, NJ, we delivered a 25 minute [...]

Multispectral Imaging Training in Manhattan, Nov 2015

We delivered a short course / workshop: Sourcing, assembly,  and practical use of CHSOS’ system for microscopical and full scale multispectral imaging, analysis, and technical photography. November 19, 1-5 PM at the Neighborhood Preservation Center, in Manhattan, NYC. Our participation at the 21st Conservation Science Annual at EAS was generously supported by the New York Conservation Foundation as [...]

We invited speaker in New York and New Jersey, Nov 17-19

Next week the New York Conservation Foundation brings Dr. Antonino Cosentino to New York and NJ for three eye-opening and empowering presentations on the Cultural Heritage Science Open Source (CHSOS) system you can assemble to do the Technical Photography and Multispectral Imaging you need for Art and Archaeology full scale and microscopical investigations, examination, and [...]

Raman Spectroscopy for Pigments Checker

Maria Cristina Caggiani, PhD, expert in spectroscopic techniques for the study of cultural heritage is analyzing Pigments Checker with Raman Spectroscopy (Horiba-Xplora Raman Spectrometer with 3 excitations, 532, 638 e 785 nm), Horiba is thanked for their support. Maria Cristina answered the call for collaborators for this new project. We want make Pigments Checker a valid tool for Scientific [...]

Training Conservators: San Antonio, TEXAS

We just delivered a 3-days training program for 3 new guests, Dennis and Pam from San Antonio, Texas and Alessandro, an Italian conservation scientist.  Dennis and Pam Baltuskonis own Art Conservation Services in San Antonio, Texas  and they are our Intl collaborators. Alessandro works in Bologna, Italy, for a company that stores and transports Fine Art and [...]

Crowd funded Research: Low-cost Multispectral Imaging. POSTER

CHSOS is in the Scientific Committee of RECH3, the International Meeting on Retouching of Cultural Heritage. Porto, Portugal on October 23-24 We are presenting a poster: "Crowd funded Research: Low-cost Multispectral Imaging" DOWNLOAD RECH3 is one of the largest educational and scientific events on Retouching field, an ideal venue for conservators and scientists to present research [...]

Pigments Checker FREE loan

CHSOS is calling for Laboratories and Research Groups interested to collaborate and contribute to the Free and Downloadable spectral database of pigments in Pigments Checker. We already provided Reflectance spectra which can be accessed and downloaded from the interactive table. Reflectance spectroscopy DOWNLOAD Database: A. Cosentino “FORS spec­tral data­base of his­tor­i­cal pig­ments in dif­fer­ent binders” e-conservation Jour­nal 2, [...]

December 4-6 Training course

We are ready for the upcoming December 4-6 3-days training course. MORE INFO Contact us now for info: antoninocose@gmail.com CHSOS delivers a full hands-on training on affordable and sustainable methods for Art Examination and Documentation. We now can also provide training on Multispectral Imaging with our new system developed thanks to a crowdfunding campaign! We got 43 contributions [...]

Inspection of panel paintings beneath gilded finishes using terahertz time domain imaging

Just published: L. Koch Dandolo, A. Cosentino, P. Uhd Jepsen “Inspection of panel paintings beneath gilded finishes using terahertz time-domain imaging” Studies in Conservation, 60 (1), S159-S166, 2015. DOWNLOAD   Scientific analysis of panel paintings could provide key information to art historians and conservators about the composition and condition of the constituent layers. Knowledge of [...]

Effects of Different Binders on Technical Photography and Infrared Reflectography of 54 Historical Pigments

Just published: A. Cosentino “Effects of Different Binders on Technical Photography and Infrared Reflectography of 54 Historical Pigments” International Journal of Conservation Science, 6 (3), 287-298, 2015. DOWNLOAD Technical Photography (TP) is the collection of broadband spectral images in the range 360 - 1100 nm collected with a modified digital camera: visible (VIS), ultraviolet [...]

On site Art Examination: Puglia, Italy

CHSOS provides on-site art examination worldwide with lightweight equipment. CHSOS is based close to Catania airport serving plenty of Italian domestic destination as well as direct flight to a number of European main cities such as Barcelona, Berlin, Bucharest, Budapest, Cologne, Düsseldorf, Frankfurt, Geneva, London, Malta, Munich, Nuremberg, Paris, Prague, Tel Aviv, Zurich. CHSOS serves museums, [...]

Crowdfunding for Art Conservation in Sicily

CHSOS gave a talk at "Save the Soul of Savoca" August 6th 7 PM, Church of San Michele in Savoca (Sicily). CHSOS has collaborated with a local organization that has promoted the study of the church and its conservation through a crowdfunding campaign. “Save the Soul of Savoca – Salviamo i dipinti della chiesa di [...]

Our Collaborator in Italy: Terrarossa Studio

Terrarossa Studio is a group of Conservation Scientists operating in Southern Italy in different fields of cultural heritage materials analysis. We joined our expertise and skills in order to provide a more advanced service. Contact: mariacristinacaggiani@virgilio.it We first got in contact when Terrarossa launched its initiative and they requested out Training program on Technical Photography [...]

DOWNLOAD: Practical notes on ultraviolet technical photography for art examination

Just published “Practical notes on ultraviolet technical photography for art examination” Conservar Património 21, 53-62, 2015. DOWNLOAD THIS PAPER This paper discusses two technical photographic methods based on the use of ultraviolet sources for art examination: Ultraviolet fluorescence (UVF) and Ultraviolet Reflected (UVR). While the first imaging can be realized with any digital [...]

DOWNLOAD: Multispectral imaging system using 12 interference filters for mapping pigments

Just published “Multispectral imaging system using 12 interference filters for mapping pigments” Conservar Património 21, 25-38, 2015. DOWNLOAD PAPER Multispectral imaging systems are used in art examination in order to map pigments and binders as well as retouches. This work presents a simple system composed of a monochromatic CCD camera and a set [...]

Our Collaborator in Japan: Misaki Suzuki

Misaki Suzuki has an education in Journalism pursued in San Diego, California and a keen interest in Italian Culture. She is our collaborator in Japan to disseminate CHSOS mission and to promote our educational programs in Italy about innovative and sustainable technical examination of art and archaeology for Japanese Schools. In July Misaki visited CHSOS [...]

On site Art Examination: The Netherlands

CHSOS provides art examination and documentation worldwide and on-site with lightweight equipment. CHSOS is based close to Catania airport serving plenty of Italian domestic destination as well as direct flight to a number of European main cities such as Barcelona, Berlin, Bucharest, Budapest, Cologne, Düsseldorf, Frankfurt, Geneva, London, Malta, Munich, Nuremberg, Paris, Prague, Tel Aviv, Zurich. CHSOS [...]

DOWNLOAD: Panoramic, Macro and Micro Multispectral Imaging

Just published "Panoramic, Macro and Micro Multispectral Imaging An Affordable System for Mapping Pigments on Artworks" Journal of Conservation and Museum Studies, 13(1): 6, 1–17, 2015. DOWNLOAD PAPER A. Cosentino "Panoramic, Macro and Micro Multispectral Imaging: An Affordable System for Mapping Pigments on Artworks" Journal of Conservation and Museum Studies, 13(1): 6, 1–17, [...]

Save the Soul of Savoca. CHSOS Invited Speaker.

CHSOS is invited speaker at "Save the Soul of Savoca" August 6th 7PM, Church of San Michele in Savoca (Sicily). CHSOS has collaborated with a local organization that has promoted the study of the church and its conservation through a crowdfunding campaign. The cultural heritage of countries such as Italy is enormous and often artistic [...]

Infrared Reflectography Camera NOW extended to 2350 nm

We just tested the Xenics Xeva-2.35-320 TE4, a 320 x 256 pixels T2SL (Type II Super Lattice) camera. It is sensitive from 1000 to 2350 nm and it is a promising tool for art examination. We evaluated its performance on our pigments checker and we will soon publish the results. In order to evaluate in detail the capacity [...]

XUME Magnetic Filter Adapters for Technical Photography

We just upgraded our Technical Photography equipment with Xume Magnetic Filter Adapters.  They allow to quickly snap-on filters without any need to screw them. This saves threads on lenses and filters.  Xume adapters make Technical Photography workflow much faster. Xume filter adaptors for Technical Photography   XUME Adapters utilize NdFeB rare earth magnets. I didn't [...]

Imaging Multispettrale low-cost con filtri interferenziali – Archeomatica

Just published a new paper on low-cost multispectral imaging (for Italian readers). A. Cosentino “Imaging Multispettrale low-cost con filtri interferenziali” Archeomatica, 2, 12-17, 2015. Download it Multispectral imaging systems are used in art examination in order to map and identify pigments and binders as well as retouches. A monochromatic camera (CCD or InGaAs) is [...]

Bartolomé Esteban Murillo. Technical Art Examination

Bartolomé Esteban Murillo (1617–1682) could be considered the most important Spanish painter in the 17th century.  He depicted women and children of his time and major religious works mostly between 1670 to 1682. He was extremely popular and he influenced artists such as Thomas Gainsborough which was his admirer. Murillo. Virgin of the Rosary. [...]

Multispectral Imaging of Pigments with a digital camera and 12 interferential filters

Download are new paper "Multispectral Imaging of Pigments with a digital camera and 12 interferential filters" DOWNLOAD HERE:   This paper illustrates the method that we'll use for the "Multispectral Imaging for Art and Archaeology" crowdfunded project. A. Cosentino “Multispectral Imaging of Pigments with a digital camera and 12 interferential filters” e-Preservation [...]

New bigger Studio!

CHSOS just got a larger studio! We are now operating from a 50-square-meters open space! This is an important move from our previous studio. It was cozy and sweet but we really needed a larger place! Our equipment is growing and we need space!   Each year CHSOS adds a new mobile instrument [...]

Participate! June 22-24 Training course

We are ready for the upcoming June 22-24 training course. We scheduled 3 days. The June course was activated by Siobhan Conyngham. There is room for 2 other participants.  Contact me NOW for info about joining the June training program. Siobhan is a well-established Fine art conservator-restorer at her own studio (Siobhan Conyngham Fine Art Conservation) in Monaghan, Ireland. She [...]

203% Funded by 43 awesome friends from 16 Countries

Our crowdfunding campaign is done! We just got over funded and we collected 203% of the goal funding in 2 months! We got 43 contributions from 16 Countries. “Multispectral Imaging for Art and Archaeology” is the first crowd funding project related to Art Conservation Science. For the first time, research funding is coming directly from the final [...]

A new Stereomicroscope for Art Examination

We just got a new stereo microscope for art examination!  We upgraded to a trinocular microscope with zoom lens 1x-4x and Barlow lens to achieve 140x magnification! It has built-in direct and transmitted light and its high magnification allows even for documentation of cross-section. We are going to couple it with the technical photography (TP) and [...]

“Christian Epigraphy in Syracuse” workshop, May 15th 2015

CHSOS is invited speaker at “Christian Epigraphy in Syracuse” workshop, May 15th 2015. Since 2013 CHSOS has pursued diagnostics and documentation in Syracuse catacombs thanks to a research collaboration with Pontificia Commissione di Archeologia Sacra. Mural paintings and graffiti have been examined with innovative analytical and imaging technologies. CHSOS will present these studies. S. Stout, [...]

Free Paper: Multispectral Imaging and the Art Expert

Just published  "Multispectral Imaging and the Art Expert" Spectroscopy Europe, 27, 2, 2015. Free Download:  our latest paper on multispectral imaging for art and archaeology.   A. Cosentino "Multispectral Imaging and the Art Expert" Spectroscopy Europe, 27, 2, 2015.   This work has been possible thanks to PixelTeq which kindly provided the [...]

Free eBook “Success Stories: eCultValue”

Our Sicilian Carts Museum features in the eCult interactive book (pp 65-66) "Success Stories: eCultValue". Read it !!! CHSOS was at the eCult Winter Stage, Athens, Greece, December 8-9 2014. To advance cultural experience through the use of ICT, was the topic of the Winter Stage, organised by the eCultValue project together with the Acropolis Museum.  "There was a [...]

International Meeting on Retouching of Cultural Heritage, RECH3

CHSOS is in the Scientific Committee of RECH3, the International Meeting on Retouching of Cultural Heritage. RECH3 is one of the largest educational and scientific events on Retouching field, an ideal venue for conservators and scientists to present research results about retouching. CHSOS has been active regarding imaging methodologies and so welcomed the opportunity to contribute to [...]

A guide to Museums to Develop a Technology Strategy

CHSOS is an eCult ambassador and contributed to the eCult Vademecum "A guide to Museums to Develop a Technology Strategy".   CHSOS is invited speaker at "Christian Epigraphy in Syracuse" workshop, May 15th 2015. Since 2013 CHSOS has pursued diagnostics and documentation in Syracuse catacombs thanks to a research collaboration with Pontificia Commissione [...]

Conference: The discovered wall paintings in Sicily

The Conference "Discovered wall paintings in the Crucifix Chapel" was held in Aci Sant'Antonio April 26th. The Crucifix Chapel. A cycle of 18th century mural paintings was revealed in 2012 during maintenance works in the Crucifix Chapel of the Mother Church in Aci Sant’Antonio. The paintings have survived along the corners of the originally square [...]

Over funded! 114%

Our crowdfunding project just got over funded! We collected 114% funding in 3 weeks! "Multispectral Imaging for Art and Archaeology" is the first crowd funding project related to Art Conservation Science. For the first time, research funding is coming directly from the final users of this new tool for scientific examination of works of art. Multispectral [...]

Crowdfunding! Low-cost Multispectral Imaging for Conservators

CHSOS launches today its crowdfunding  campaign to realize an open source and low-cost multispectral system that anybody will be able to replicate. Conservators are invited to participate and be part of this effort. CLICK here to support Multispectral Imaging for Art and Archaeology We want to develop a simple, affordable but effective multispectral system which [...]

Miniaturized Spectrometers for Art Examination

Read this great article on Photonics Spectra! Spectroscopy: Going Small to Get the Whole Picture Now miniaturized spectrometers are also used in Art Conservation. CHSOS illustrates in this paper  the possibilities that miniaturization will bring in the near future of on-site art examination. CHSOS has been disseminating the use of innovative, affordable and sustainable technologies for art [...]

How to document Historical Graffiti in Catacombs

This new paper discusses  RTI (Reflectance Transformation Imaging) for documenting historical graffiti in Catacombs. Historical graffiti  provide unique information on the uses of the catacombs over the centuries. Some of the graffiti of the catacombs of San Giovanni are contemporary with the epoch of the paintings that bear them (late antiquity), while others have been incised by [...]

Training for a Conservation Studio in Vicenza, Italy

CHSOS just delivered a training program on Technical Photography (TP) and Infrared Reflectography (IRR) to the Arlango Art Conservation team (Vicenza, Italy). This training was part of the Action Research “Optical Techniques for advanced on site Diagnostics of works of art”, partially funded by Veneto region within the European Social Fund. This initiative between the University of Verona and Arlango Conservation [...]

How to use Technical Photography for mural paintings

Download our just published study on the application of technical photography for the examination and documentation of wall paintings. Technical Photography for mural paintings: the newly discovered frescoes in Aci Sant’Antonio (Sicily, Italy). CHSOS used technical photography for the examination and documentation of wall paintings in Sicily. Visible, ultraviolet and infrared photography coupled with panoramic and [...]

See you at COLOURS 2015

  UPDATE! ABSTRACT DEADLINE EXTENSION May 8th. CHSOS is invited speaker and scientific advisor at COLOURS 2015. CHSOS will talk about “Innovation and Sustainability in Technical Art Examination and Color Documentation” This conference will celebrate the UNESCO declared International Year of Light and light- based Technologies. The topic would be Color in its wide perspectives in [...]

Training a Conservator and an Art historian

February 2015 Training program was just delivered to a young conservator from Italy, Flavia Gazineo and Luz Rodriguez from London. Flavia studied as a conservation scientist and after achieving her master degree she has been working in Academia research for 3 years and for conservation companies in Italy and Malta, collecting 5 years experience on [...]

Best lens for Technical Photography: Coastal Optical 60 mm TESTED

We just tested Coastal Optical 60 mm lens on our Nikon D800 for technical photography (visible, ultraviolet fluorescence, ultraviolet reflected, infrared) and infrared reflectography.  This is an  apochromatic lens in the range 310-110 nm.  Indeed, the lens didn't need any refocusing while shooting technical photos in the UV, VIS and IR region. It really resulted [...]

How to Identify Pigments with Reflectance Spectroscopy

CHSOS just added a miniaturized spectrometer to its instrumentation. This system is equivalent to the ones tested already by CHSOS (Ocean Optics, BWTEK) and it will be used for pigments identification following the FORS (Fiber Optics Reflectance Spectroscopy) method. CHSOS chose a ASEQ LR1 spectrometer (300-1000 nm, 2nm resolution with 100um slit)   This spectrometer weights just 430 gr and [...]

Great! Training and TECHNART in April

Great opportunity! CHSOS has scheduled its April Training program close to TECHNART  conference in Catania, Sicily. Participants while in Catania can also enjoy TECHNART, an international conference on Non-destructive and microanalytical techniques in art and cultural heritage. “The aim of TECHNART 2015 is to provide a scientific forum to present and promote the use of analytical spectroscopy [...]

We need you – Sicilian Carts Museum

CHSOS is promoting collaborations between the Sicilian Carts Museum and Research institutions.  This museum is located in Aci Sant’Antonio (Sicily) where  CHSOS operates. CHSOS wants to contribute to the museum’s development and offers itself as an intermediary between this local institution and research centers which are looking for museums to test their innovative solutions. CHSOS [...]

2014 Achievements

Thank you! CHSOS has enjoyed the engagement of a wide community. People just following the updates on the website or actually requiring art examination and training services. This community has motivated CHSOS to achieve important goals in 2014. CHSOS could pursue its mission to develop innovative and sustainable technologies for art examination which are being [...]

Terahertz-ARTE Workshop

CHSOS was at THz-ARTE "Terahertz Advanced Research TEchniques for non-invasive analysis in art conservation" International Workshop in Rome December 2nd and 3rd, 2014. THz-ARTE explores the application of terahertz spectroscopy and imaging for the investigation of artworks and Cultural Heritage objects.  Corinna Dandolo from DTU (Tech­ni­cal Uni­ver­sity of Den­mark) Fotonik, presented “Contribution of Reflection Terahertz Time [...]

Training for the Cyprus Institute

Just delivered a training program for a researcher of the prestigious Cyprus Institute -Science and Technology in Archaeology Research Center (STARC) and Imaging Center for Archaeology and Cultural Heritage (ICACH). Next training program is scheduled Feb 2-5 2015 and booking is available until Dec 31st. INFO HERE. The next training will enjoy the collaboration with PixelTeq [...]

EuroMed 2014. Pigments of Roman wall paintings in Syracuse Catacombs

CHSOS was at EuroMed 2014, Cyprus (Nov 3-8 ), a conference on digital documentation of heritage for conservation and protection. Samantha Stout, PhD student at CISA3 - University of California San Diego, presented a poster and a short talk on the field project carried out with CHSOS in the Catacombs of San Giovanni, Syracuse, Sicily. These are [...]

FORS, Reflectance Spectroscopy for pigments. BWTEK mini spectrometer

Just tested the low-cost mini spectrometer from BWTEK, Quest U (BRC112P-U). This is the most affordable of BWTEK series of  mini spectrometers. It features a 2048 pixels linear array and covers the 200 -850 nm range. This test was done in collaboration with MADATEC, an Ital­ian com­pany sup­ply­ing sci­en­tific imag­ing and ana­lyt­i­cal equip­ment also for art conservation [...]

Photoshop for conservators. Published paper.

Just published on e-Preservation Science: A. Cosentino, S. Stout “Photoshop and Multispectral Imaging for Art Documentation" e-PS, 2014, 11, 91-98. - Download - I want to show my appreciation for the  e-Preservation Science journal. It is one of the few open access journals related to the conservation field. They have a REAL IMPACT on conservation practices [...]

Training a mural painting conservator and an architectural photographer

Just finished the 5-days training program for two staff of the HERCULES laboratory - University of Evora, Portugal. Milene Gil, a conservator specialized in mural paintings and Manuel Ribeiro, a professional photographer expert in the documentation of historical and modern architecture. Their training was funded by the PRIM'ART project (Portugal Rediscovering Mural Art)  (FCT PTDC/CPC-EAT/4769/2012). The [...]

Testimonials World Map

CHSOS has celebrated 2 years. The first post dated back to October 11th 2012. CHSOS mission is to promote innovative, affordable and sustainable technologies for art examination and documentation publishing 116 posts and 9 publications on open access journals. If you are a follower and you got help regarding your studies or your work from [...]

Physical and Digital Preservation of Holocaust Documentation

CHSOS has been invited to the EHRI international workshop on Revising the Scope and Means of Physical and Digital Preservation of Holocaust Documentation, hold at Yad Vashem, Jerusalem, Sept 8-10, 2014. This International Workshop was organized within the Framework of the European Holocaust Research Infrastructure (EHRI), supported by the European Commission. The workshop was about [...]

New Pigments FORS Spectroscopy Database

A new free online FORS spectra database of pigments is available. FORS (Fiber Optics Reflectance Spectroscopy) is a low-cost spectroscopy and it is used to identify pigments on art works. CHSOS tested an innovative miniaturized and affordable spectrometer and created the spectral database. This new paper “FORS spectral database of historical pigments in different binders” introduces [...]

We made the cover story! Discovered Frescoes in Sicily

Just published on the free online magazine, Archeomatica, 2, 2014. This paper presents the discovery of these frescoes and their examination performed with technical photography, XRF, and FORS (Fiber Optics Reflectance Spectroscopy).  This paper steams from a collaboration that CHSOS has had  with University of California San Diego (XRF spectroscopy) and GHT Photonics (FORS spectroscopy) [...]

eCult Ambassador

Following to CHSOS presence at the Dialogue Day in Tallin, the eCult Observatory appreciated the CHSOS effort to promote innovative, affordable and sustainable technologies for art examination and nominated CHSOS eCult ambassador. This means CHSOS will be a promoter of these innovative technologies in museums also within the eCult Observatory project. The eCult Observatory is the on-line [...]

Fors, Fiber Optics Reflectance Spectroscopy (for Italian readers)

Published on Archeomatica, 1 Marzo 2014  a paper, for Italian readers, introducing the miniaturized spectrometers for Fiber Optics Reflectance Spectroscopy. This paper shows the results of the testing of a FORS (Fiber Optics Reflectance Spectroscopy) system assembled with Ocean Optics components and featuring a USB4000 miniaturized and low cost spectrometer. The small dimensions and little [...]

New Master Thesis on Low-cost Multispectral Imaging

Camilla Perondi took a training course on multispectral imaging  last year and just recently she got her master degree in Science for the Conservation-Restoration of Cultural Heritage. I was her co-supervisor for her thesis “2D and 3D documentation, digital preservation and valorization of cultural objects using Digital Single-Lens Reflex cameras”.  She presented as case studies the art [...]

New UV lamps for Ultraviolet photography

Madatec srl  is an Italian company supplying scientific imaging and analytical equipment. We have been in touch for a while since they serve the art diagnostics and conservation sector and, such as CHSOS, it has a keen attention on exploring innovative low-cost solution. My contact at Madatec is Davide Manzini, their expert on Imaging and Spectroscopy [...]

Arduino for Panoramic Infrared Reflectography

For those who take the 5 days train­ing course on multispectral imaging and technical 2D and 3D photographic methods  can be provided on request an Arduino programmed circuit board for Panoramic Infrared Reflectography. The Arduino solution was proposed in this post “Panoramic Infrared Reflectography. Arduino electronics”.  The panoramic method was introduced in the post “Panoramic Infrared [...]

Belgian Association of Conservators Bulletin – Panoramic Multispectral Imaging

Just published “Panoramic Multispectral Imaging: Training and Case studies” on the Belgian Association of conservators Bulletin, 2nd Trimester, pp 7-11, 2014. David Laine, the Bulletin vice-president and painting conservator at Iparc cvba, told me that they were preparing an interesting issue on different kinds of analyses in conservation. This encouraged me to submit a paper [...]

New app for Multispectral Imaging

This application case results from a collaboration with Giovanni Landi  - a Mobile AR (Augmented Reality) solution engineer. He designs and develops mobile applications based on AR and Realtime 3D and he has a keen interest on art examination and documentation. I am collaborating with Giovanni providing multispectral imaging datasets of works of art to [...]

New multispectral camera from PixelTeq

CHSOS is collaborating with PixelTeq to evaluate a new filter-wheel based monochromatic camera tailored to the multispectral imaging examination of art. The mission of Cultural Heritage Science Open Source (CHSOS) is to promote, develop and evaluate low-cost technologies for art documentation and examination in order to benefit the largest community of medium and small museums [...]

Reflectance Transformation Imaging (RTI) with Arduino

Arduino comes useful in many applications and  even in art examination. I used it for Panoramic Infrared Reflectography. It just turned invaluable also for RTI (Reflectance Transformation Imaging). I had to do RTI documentation of graffiti in Syracuse catacombs and since the graffiti were over a mural painting it wasn’t easy to measure the distance between the [...]

Infrared Photography with Nikon Micro 105mm

Just tested the great Nikon Nikkor Micro 105mm f2.8 D for infrared photography. The data are available at the Infrared Photography Lenses Database Depending on the application and the task the infrared photo should be taken, low or high aperture numbers could be necessary. For the specific needs of infrared photography for art documentation it [...]

RTI experts in Cyprus

CHSOS was invited to deliver a talk on how Reflectance Transformation Imaging (RTI)  is applied for art documentation.RTI is a relevant part of the imaging documentation services in particular when it comes to prints and paintings examination. As part of the LinkSCEEM-2 Project, The Cyprus Institute in collaboration with the National Center for Supercomputing Applications and the University [...]

Presenting CHSOS mission at eCult Dialogue Day, Tallinn, Estonia

CHSOS was invited to present its mission at the eCult Dialogue Day, Tallinn, Estonia in May 14th 2014. “The aim of the eCult Dialogue Day is to identify the technological requirements of museums and cultural heritage owners and present existing technology solutions addressing such needs.” It was the occasion to meet up with the colleagues which [...]

Pigments Checker

For those who take the 5 days train­ing course it is pro­vided a free Pig­ments checker. This is a col­lec­tion of swatches of 54 his­tor­i­cal pig­ments that have been applied using gum Ara­bic as a binder on a cel­lu­lose and cot­ton water­color paper, acids and lignin free, com­mer­cial­ized by “Fab­ri­ano”, 270gr/m2. This paper is not [...]

The Digital Invasion of Sicily #digitalinvasions

I participated to a couple of “Digital Invasion” events in Sicily this week. It is an outstanding and growing initiative. ‘Invasioni Digitali’ (Digital Invasions) are mobs of people who support museums and cultural heritage by 'invading' them and then documenting the experience on blogs and social media. The official website has a very interesting manifesto. [...]

Meet me in Estonia

  I will be in Tallinn -  May 14th -18th  - as an invited speaker at the Rode Imaging Event and as a presenter of  the CHSOS  mission at the  eCult Dialogue Day. The Rode Imaging Event is a large-scale project initiated by the Art Museum of Estonia and it is focused on finalizing the conservation of [...]

Identification of pigments by multispectral imaging: a flowchart method

A paper on Multispectral Imaging has been published on Heritage Science, "Identification of pigments by multispectral imaging a flowchart method" 2:8, 2014. In this paper I provide a flowchart method to use the multispectral imaging to tentatively identify pigments. I have been posting extensively on this idea for a while on the “Cultural Heritage Science Open [...]

Training an Art Diagnostics start-up company

I just gave a training course on Multispectral Imaging and Technical photographic methods to an Art Diagnostics start-up company in Andria, Italy: Terrarossa Studio. The start-up is composed of 3 young cultural heritage scientists, Grazia Ruggiero, Floriana Salvemini and Cristina Caggiani. Floriana and Cristina just got their PhD on analytical methods for art diagnostics in Florence [...]

Panoramic Infrared Reflectography. Technical Recommendations.

"Panoramic Infrared Reflectography. Technical Recommendations" has been published on the International Journal of Conservation Science, IJCS Volume 5, Issue 1, January-March 2014: 51-60. In this paper I provide more detailed information on the new technique of doing infrared reflectography with a panoramic system. I have been posting on this idea from a while on the [...]

Terahertz in Sicily. Wooden Statues

I invite international researchers and training students to apply technical art examination methods to field projects in Sicily that I’m already working on with other scientists and Sicilian professionals in the cultural heritage sector. Two weeks ago  I hosted Corinna Koch Dandolo, currently PhD student at the prestigious DTU (Technical University of Denmark) Fotonik - Department of Photonics Engineering. I already [...]

Terahertz Imaging in Sicily. Newly Discovered Frescoes

I do my best to have international scientists working on Sicilian Art; last week I hosted Corinna Koch Dandolo, currently PhD student at the prestigious DTU (Technical University of Denmark) Fotonik - Department of Photonics Engineering. Her research focuses on developing applications for cultural heritage examination for the advanced 3D THz (Terahertz) imaging technique. I posted here a video about the [...]

Training a young conservation scientist

Silvia Amato is a young conservation scientist. She has been a follower of the “Cultural Heritage Science Open Source” blog and she decided to take the training in multispectral imaging. My goal is to deliver to the professionals I am working with a program that is shaped specifically on their educational background and their goals. This is [...]

Istanbul conservator training in Sicily

Muge Uckan took my training on multispectral imaging for art examination in November. She was trained as a painting conservator in Istanbul, the town she currently lives, and in Florence. She’s exploring possibilities to introduce the multispectral imaging  service in Turkey. As usual, I like to have the training students involved in the art examination [...]

Get out of the Lab, now!

News in Conservation (NiC) just published (issue 39, Dec 2013) a brief article that I wrote to share what I'm doing here in Sicily with other professionals: architects, archaeologists, and conservators.    The article is introduced by the editor: "A year ago NiC published an article from scientist/blogger Antonino Cosentino (NiC, Issue 34, February 2013), discussing [...]

2013 Review

When I started my Art Documentation & Examination service I couldn’t believe it would have brought me in such many places. Started in late 2012 my first and only customer for that year was the KODE museum in Bergen, Norway, where 50 paintings by Edvard Munch where documented. But 2013 was unpredictable generous with opportunities. [...]

Macro Photography for Reflectance Transformation Imaging

The wonderful e-conservation Magazine is now a Journal, and I’m honored that their first number hosts a paper of mine where I discuss some macro photographic methods for RTI, Reflectance Transformation Imaging, to document sub-millimeter surface details on works of art: A. Cosentino “Macro Photography for Reflectance Transformation Imaging: A Practical Guide to the Highlights [...]

FORS, Fiber Optics Reflectance Spectroscopy for Pigments Identification

FORS (Fiber Optics Reflectance Spectroscopy) has been used for art examination and art conservation for at least 2 decades for identification of pigments [1, 2, 3, 4] and dyestuffs [5]. The strength of this method is the relatively simplicity of the equipment: a source of light, a spectrometer and 2 fibers optics, one to deliver [...]

Panoramic Infrared Reflectography: Xenics Bobcat 320 InGaAs Camera

Last September I was giving a 3 weeks training for the Instituto Nacional de Patrimonio Cultural (INPC) of Ecuador, in Quito. They already have a well-equipped analytical lab and needed to set up a multispectral imaging studio. I suggested them the tools to buy and once the parcels where all arrived I went to Quito [...]

Training – Technical Imaging for Art

Camilla Perondi, student in conservation science at University of Bologna, just completed a full-immersion 3-days training on “Technical Imaging for Art” at the Cultural Heritage Science Open Source lab.   Next Training Section 2-6 Sept 2013. Contact me for info (cost, specific dates, lodging, traveling). Camilla participated to the July 15-17th section of the training program held [...]