N°93800 · Family detail
PentaxTelephoto·PENTAX K mount·1977
Smc Pentax-M 100mm F/2.8
Specifications01
MountPENTAX K
Focal length100mm
Max aperturef/2.8
TypeTelephoto · Prime
Release year1977
Weight225 g
Filter size49 mm
Min focus distance1 m
Aperture blades6
Optical elements5
Groups5
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodPH-R49 - Screw-type round
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeShort telephoto prime lens
Field Notes02
Pentax K-mount prime lens with a 100mm focal length and maximum aperture of f/2.8. Typically used for portraiture and general telephoto work where shallow depth of field is desired.
AI-assisted summary — verify against linked sources
Other Mounts03
No alternate mounts are indexed for this family yet.