This lens replaced its predecessor Industar-26m as a standard lens on the FED-3 and early FED-4 cameras. The optical design of the Industar-26m was improved and aperture stop-clicks were introduced.

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This is one of the newer multicoated M39 lenses made by the Soviet (now Ukrainian) photo industry. It is sharp and contarsty, with smooth focusing action and the aperture click-stops. The lens later evolved in all-black Industar-61L/D.

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The lens was also made in universal 42mm mount for Zenit cameras, named Industar-61L/Z.

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Focal length: 53mm
Aperture: from 2.8 to 16, Click-stop settings
Field of coverage: 45°
Focusing: 1m - Infinity
Filter size: M40.5x0.5mm
Optical registration (back focus): 28.8± 0.02mm
Mount: M39x1 mm. The lens mounts and RF couples with any Leica or Leica copy (FED, Zorki etc.)

The glass is coated; the barrel has a black enamel and chrome finish (commonly referred to as "zebra" lens.

(Source: fedka.com)

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Known serial numbers:

#lens ______ #cam/type _____ mm _ blades ___________________ owner/source

2128475 ___ lens only ________ 52 _ 10 ______________________ Lenny

2143087 ___ 8459176x Revue3 _ 52 _ 10 ______________________ Lenny

2200004 ___ ? ______________ 52 ___________________________ privat

6669175 ___ lens only ________ 52 _ 10 ______________________ Lenny

6970360 ___ 8154619 Fed4b ___ 52 _ 10 ______________________ Lenny

7128200 ___ 8335953 Fed3 ____ 52 _ 10 ______________________ Lenny

7129782 ___ 8389216 Revue3 __ 52 _ 10 ______________________ Lenny

7215677 ___ 8441867 Revue3 __ 52 _ 10 ______________________ Lenny

8592268 ___ ? ____________________________________________ Jed

8605067 ___ ? _______________ 52 __________________________ fotoua type 2

8796130 ___ 711591 Revue3 ___ 53 _ 6 _______________________ Lenny

8858359 ___ ? _______________ 53 __________________________ see photo

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