N°101855 · Family detail
PentaxWide·PENTAX K mount·1976
Pentax SMC 28mm F/2
Specifications01
MountPENTAX K
Focal length28mm
Max aperturef/2
TypeWide · Prime
Release year1976
Weight423 g
Filter size52 mm
Physical length69 mm
Min focus distance0.3 m
Max magnification0.1299
Aperture blades6
Optical elements9
Groups8
Min aperturef/22
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodPH-S52 - Clamp-on rectangular
EraFilm era
Production statusDiscontinued
Additional Info02
ModelSMC
FormatFull-Frame
SeriesK Series Prime
Squeezenone
Lens TypeWide-angle prime lens
Iris Blades6
Release Date1976
Data Protocolnone
Focus Zoom Rodnone
Front Diameter Mm62.5
Field Notes02
Pentax K-mount prime lens with a 28mm focal length and maximum aperture of f/2. Suitable for general-purpose wide-angle photography such as street, environmental portraits, and low-light use.
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Other Mounts03
No alternate mounts are indexed for this family yet.