N°94018 · Family detail
PentaxMacro·PENTAX K mount·1984
Pentax-A SMC 100mm F/4 Macro
Specifications01
MountPENTAX K
Focal length100mm
Max aperturef/4
TypeMacro · Telephoto · Prime
Release year1984
Weight340 g
Filter size49 mm
Physical length78 mm
Min focus distance0.45 m
Max magnification0.5
Aperture blades6
Optical elements5
Groups3
Min aperturef/32
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings + Auto Exposure setting)
Lens hoodNot required
EraFilm era
Production statusDiscontinued
Additional Info02
ModelSMC
FormatFull-Frame
SeriesA Series Macro
Squeezenone
Lens TypeMacro lens
Iris Blades6
Release Date1984
Data Protocolnone
Focus Zoom Rodnone
Front Diameter Mm65
Field Notes02
SMC Pentax-A 100mm F/4 is a K-mount macro prime lens for close-up photography. It provides a fixed 100mm focal length and maximum aperture of f/4.
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Other Mounts03
No alternate mounts are indexed for this family yet.