N°110122 · Family detail
MamiyaPrime·MAMIYA RB67 mount·1970
Mamiya-Sekor 65mm F/4.5
Specifications01
MountMAMIYA RB67
Focal length65mm
Max aperturef/4.5
TypePrime
Release year1970
Weight840 g
Filter size77 mm
Optical elements8
Groups8
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hood80mm - Clamp-on square
TeleconvertersNot available
Additional Info02
Lens TypeBody cap lenses
Field Notes02
Mamiya-Sekor 65mm f/4.5 is a prime lens for the Mamiya RB67 medium-format system, intended for general-purpose shooting. It’s a moderately wide focal length with a relatively small maximum aperture.
AI-assisted summary — verify against linked sources
Other Mounts03
No alternate mounts are indexed for this family yet.