RedGreenBlue
15-May-2020, 16:19
I ran across this diffusion concept in the 1891 issue of Photographic Mosaics. It appears to be similar in approach but not identical to the Imagon design that appeared some 30 years later. Perhaps a way to convert Waterhouse stop Rapid Rectilinear lenses for soft focus effects.
203757
Scott
203757
Scott