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Lens · prime

Mir-1B 37mm f/2.8

VOMZ

Vintage35mm

Soviet 37mm wide-angle derived from the Zeiss Jena Flektogon design (zenitcamera.com). Mir-1B 37mm f/2.8: 6 elements in 5 groups, 0.7m minimum focus, 49mm filter thread.

Focal length
37mm
Max aperture
f/2.8
Mount
M42 Screw
Format
35mm
Elements / groups
6 / 5

Known for

  • Street photography
  • Landscape
  • Travel
  • General wide-angle

Considerations

  • 37mm not standard
  • Some barrel distortion
  • 0.7m minimum focus not close

Optical characteristics

Silverlog's editorial rating: our own judgement, not measured data.

Sharpness (wide)4, level 4 of 5
Sharpness (stopped)5, level 5 of 5
Contrast4, level 4 of 5
Flare resistance3, level 3 of 5
CA control4, level 4 of 5
Vignetting control3, level 3 of 5
Distortion control3, level 3 of 5

Bokeh: Pleasant for wide angle

Rendering: Sharp with vintage character

Colour: Neutral to slightly warm

Silverlog's editorial rating, 1 to 5; five is best. Not lab-measured.

Versions

Mir-1 (original)

1958-1975

M39 mount, preset aperture, single-coated

More character, more flare

Mir-1B (MC)

1975-2000

Multi-coated, MC marking

Better contrast, more practical

Soviet wide-angle based on the Carl Zeiss Jena Flektogon. The 37mm focal length gives slightly tighter framing than 35mm. Many Mir-1 lenses are M39 mount; the M42 version is the one listed here.

Common issues

  • Focus ring wear
  • Aperture stiffness
  • Coating wear

Buying guide

Check focus and aperture operation.

Specifications

MountM42 Screw
Focal Length37mm
Max Aperturef/2.8
Min Aperturef/16
Aperture Blades6
Min Focus0.7m
Filter Size49mm

Optical design

FormulaRetrofocus
Elements6
Groups5
CoatingMulti-Coated

Pricing

Typical used price
£25 - £60
Mint
~£80

Indicative, no dated source.