Industar-50U 3.5/50 M39 enlarging lens

The lens Industar 50U 3.5/50mm is the 4 glasses anastigmat. The lens "Industar 50U" is used for colored and black and white printing. Industar 50U works with format negatives 24x36mm. Special mount has a thread, which helps to attach the lens to photographic enlarger, and a diaphragm ring.

Specification:

6-BLADES IRIS.

Focal lenght, mm:50

Lens fitting: M39x1

Relative aperture, mm: 3.5 - 11

Mount type: screw mount M39

Dimensions (diam x length cm) 4.2x4.5

Weight without package, kg: 0.08

Note: when installing through the normal adapter M39-Nikon, M39-Canon, M39-Pentax, Industar 50U 3.5/50 hurt mirror cameras, as it has a huge overhang the rear of the helix. The rear of the heavily favored. The lens can be used on a narrow format (on conventional crop cameras and modern full-frame SLR cameras) only with the macro tubes or macro fold bellows.