Industar 90U 75/4

Russian enlarger lens made by LZOS. Some marked I-90U. First 2 digitals of serial is production year

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Dimensions 75 mm
Focal Length (mm)

75

Max Aperture (f)

4

Min Aperture (f)

16

Aperture Type

Curved 10

Elements

4 / 3

Rear Mount

M39

Production

Mid 1980s

Serial Numbers

822199-832240

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