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fisheyemedium-formatdiscontinued

Mamiya Sekor C 37mm f/4.5 Fisheye

Mamiya · 1983-1999

The Mamiya Sekor C 37mm f/4.5 Fisheye provides 180° diagonal coverage on the 6x7 format. Built-in filter turret for black and white work. Unique creative option.

Known for

  • Creative work
  • Interiors
  • Real estate
  • Extreme wide

Considerations

  • Extreme distortion
  • No external filters

Optical Characteristics

Sharpness (wide)
4/5
Sharpness (stopped)
5/5
Contrast
4/5
Flare Resistance
4/5
CA Control
4/5
Vignetting Control
3/5
Distortion Control
1/5

Bokeh: Fisheye distortion

Rendering: 180° diagonal coverage

Color: Warm Mamiya

Common Issues

  • Filter turret mechanism

Buying Guide

Test filter turret. Rare and specialized.

Specifications

MountMamiya RB
Focal Length37mm
Max Aperturef/4.5
Min Aperturef/32
Aperture Blades6
Min Focus0.3m
Weight980g

Optical Design

FormulaRetrofocus
Elements8
Groups7
CoatingMulti-Coated

Pricing

£500 - £850

Typical used price

Mint: ~£1000

Rare fisheye option

Last verified: Jan 2025Report an error
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