f = 13,5cm. 135mm right?Hey guys Just wanna ask if anyone has more info on the lens.It just says carl zeiss jena Nr.68099 Tessar 1:4.5 f = 13,5cm.
So whats the focal length uh?
probably is this : http://www.largeformatphotography.info/forum/showthread.php?t=74595