Skioptic monitor from the instission for photography at the Royal Institute of Technology. Use by Professor Helmer Bäckström as lecture material. Bäckström was Sweden's first professor in photography at the Royal Institute of Technology 1948-58. Motifus depicting "Ridax Ultra Weich" (elder emulsion) (for more text see picture).

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Size: 2305px × 2169px
Photo credit: © BTEU/TEKNISKA / Alamy / Afripics
License: Licensed
Model Released: No

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