Zenit Labo
Zenit Labo was produced in the begining of the 1980 years . It was intended for microscope use. It used a Zenit TTL body and some Zenit EM parts and was completly hand built each at a time. Very small production and rare to find. Has no prism. no light meter, no flash synchonizing. no auto diaphagm. Its shutter has only the "B" setting with "soft" mirror lift with cable release and an auxiliary self timer for automatic vibrationless 3 second shutter exposition. Standard M42x1 mount and a 8x focusing loupe in plain ground glass with a center cross.