N°188748 · Family detail
MamiyaPortrait·M42 mount
Auto Mamiya/Sekor SX 85mm F/1.7
Specifications01
MountM42
Focal length85mm
Max aperturef/1.7
TypePortrait · Telephoto · Prime
Weight500 g
Filter size58 mm
Min focus distance0.9 m
Aperture blades8
Optical elements6
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodScrew-type round
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeShort telephoto prime lens
Field Notes02
85mm F/1.7 standard-length prime lens for the M42 mount, typically used for portrait work. The wide maximum aperture supports low-light use and shallow depth of field.
AI-assisted summary — verify against linked sourcesOther Mounts03
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