Cámara de cine 35 mm ZENIT E lente Industar 50-2 M39 funcionando de colección URSS
Interestingly, the first Zenit-E models were produced with a mount inherited from Zenit-3M, i.e. with M39×1 thread and 45.2 mm flange. Eyepiece magnification - 5X. The weight of my copy without a lens is 700 gamma.