Technical Photography represents a collection of broadband spectral images realized with a modified full spectrum digital camera and different lighting sources and filters. These useful images for art diagnostics are: Visible (VIS), Raking Light (RAK), Ultraviolet Fluorescence (UVF), Ultraviolet Reflected (UVR), Infrared (IR), Infrared False Color (IRFC), Infrared Fluorescence (IRF).

April 2017

Technical Photography of Aztec manuscripts in Paris

2017-04-09T13:27:29+00:00

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 [...]

November 2016

Imaging Diagnostic on a 14 th Century Gilded Icon

2016-11-21T16:45:16+00:00

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 [...]

August 2016

Imaging the Codex Xolotl and Mapa Quinatzin

2016-10-17T16:32:03+00:00

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 [...]

July 2016

Technical Photography at la Bibliothèque Nationale de France

2016-10-17T16:32:09+00:00

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

2016-10-20T18:26:27+00:00

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 [...]

June 2016

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

2016-11-02T17:23:14+00:00

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 [...]

May 2016

Techniques to reveal hidden paintings: a case study

2016-10-17T16:32:21+00:00

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, [...]

April 2016

Technical examination services for stamps

2016-10-17T16:32:25+00:00

Just uploaded our "Technical examination services for stamps" guide. Using our onsite, mobile, non-invasive and non-destructive methods to evaluate historical prints.  Ask for our art examination service or participate to our Training programs to learn these methods and set up your own laboratory. DOWNLOAD      

3D laser scanning and Technical Photography for wall paintings

2016-10-17T16:32:25+00:00

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 [...]