N°101679 · Family detail
RicohMacro·PENTAX K mount·1991
Ricoh Rikenon P 28mm F/2.8 Macro
Specifications01
MountPENTAX K
Focal length28mm
Max aperturef/2.8
TypeMacro · Wide · Prime
Release year1991
Weight155 g
Filter size49 mm
Min focus distance0.22 m
Max magnification0.2
Aperture blades5
Optical elements5
Groups5
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings + Auto Exposure setting)
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeWide-angle prime lens
Field Notes02
Ricoh Rikenon P is a 28mm prime macro lens for Pentax K-mount cameras. It has a maximum aperture of f/2.8 for general use and close-up photography.
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Other Mounts03
No alternate mounts are indexed for this family yet.