Leitz Wetzlar Colorplan Dia projection lens 1:2.5 / 90mm Focal length 2.5 Case diameter 42.5mm Length 80mmUsed condition, the front lens was probably glued in later
Leitz Wetzlar Colorplan Dia projection lens 1:2.5 / 90mm Focal length 2.5 Case diameter 42.5mm Length 80mmUsed condition, the front lens was probably glued in later