N°98590 · Family detail
PentaxFisheye·PENTAX K mount·1975
Pentax SMC 17mm F/4 Fish-Eye
Specifications01
MountPENTAX K
Focal length17mm
Max aperturef/4
TypeFisheye · Wide · Prime
Release year1975
Weight234 g
Physical length34 mm
Min focus distance0.2 m
Aperture blades6
Optical elements11
Groups7
Min aperturef/22
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodBuilt-in petal-shaped
EraFilm era
Production statusDiscontinued
Additional Info02
ModelSMC
FormatFull-Frame
SeriesK Series Fish-Eye
Squeezenone
Lens TypeFisheye lens
Iris Blades6
Release Date1975
Data Protocolnone
Focus Zoom Rodnone
Front Diameter Mm64.5
Field Notes02
17mm f/4 fisheye prime lens for Pentax K-mount cameras, producing an ultra-wide, exaggerated field of view. Used for creative wide-angle effects and close-to-camera perspectives.
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Other Mounts03
No alternate mounts are indexed for this family yet.