Reflectance Transformation Imaging

Description
Reflectance Transformation Imaging (RTI) is a computational photographic method that captures a subject’s surface shape and color and enables the interactive re-lighting of the subject from any direction.

Case Studies

 * Magica Levantina: https://papyri.uni-koeln.de/magica-levantina/index.html


 * M.T. Catalano. Nutzen und Grenzen der RTI-Fotografie am Beispiel von zwei stark beschädigten byzantinischen Bleisiegeln. Studies in Byzantine Sigillography, 14:147–157, 2022. Available: https://10.1484/M.SBS-EB.5.132253.


 * M.T. Catalano, M. Filosa & C. Sode. Byzantine seals from the Robert Feind collection in Cologne: research and publication in the context of the Digital Humanities. Revue des études byzantines 79:297-322, 2021. Available: https://10.2143/REB.79.0.3289649.


 * F. Fischer and S. Makowski. Digitalisierung von Siegeln Mittels Reflectance Transformation Imaging (RTI). Paginae Historiae, 25(1):137-141, 2017. Available: https://uni.koeln/59YXQ