N°415172 · Family detail
RicohPortrait·M42 mount
Ricoh Auto Rikenon 55mm F/1.8
Specifications01
MountM42
Focal length55mm
Max aperturef/1.8
TypePortrait · Prime
Weight228 g
Filter size52 mm
Min focus distance0.5 m
Aperture blades6
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeStandard prime lens
Field Notes02
Ricoh Auto Rikenon 55mm F/1.8 is a 55mm prime portrait lens for the M42 mount, offering a wide f/1.8 maximum aperture for low-light use and shallow depth of field.
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Other Mounts03
No alternate mounts are indexed for this family yet.