N°109651 · Family detail
MamiyaTelephoto·MAMIYA 645 mount·1976
Mamiya-Sekor C 300mm F/5.6
Specifications01
MountMAMIYA 645
Focal length300mm
Max aperturef/5.6
TypeTelephoto · Prime
Release year1976
Weight710 g
Filter size58 mm
Min focus distance4 m
Aperture blades9
Optical elements6
Groups5
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodBuilt-in telescopic round
TeleconvertersMamiya M645 Teleconverter 2X N→ 600mm F/11.2
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeMedium telephoto prime lens
Field Notes02
Mamiya-Sekor C 300mm f/5.6 is a prime telephoto lens for the Mamiya 645 medium-format system, intended for distant subjects such as sports, wildlife, or portrait compression. Aperture is fixed at f/5.6.
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Other Mounts03
No alternate mounts are indexed for this family yet.