N°416179 · Family detail
PentaxMirror·PENTAX K mount·1977
Pentax SMC Reflex 1000mm F/11
Specifications01
MountPENTAX K
Focal length1000mm
Max aperturef/11
TypeMirror · Telephoto · Prime
Release year1977
Weight2300 g
Filter size52 mm
Physical length248 mm
Min focus distance8 m
Max magnification0.2
Optical elements6
Groups4
Min aperturef/11
AutofocusNo
StabilizationNo
Aperture controlNone
Lens hoodBuilt-in telescopic round
TeleconvertersPentax Rear Converter-A 2X-S→ 2000mm F/22
EraFilm era
Production statusDiscontinued
Additional Info02
ModelSMC
FormatFull-Frame
SeriesK Series Reflex
Squeezenone
Lens TypeSuper telephoto prime lens
Iris Blades10
Release Date1977
Data Protocolnone
Focus Zoom Rodnone
Front Diameter Mm119
Field Notes02
Pentax K-mount 1000mm F/11 reflex (mirror) super-telephoto lens intended for distant subjects where compact reach is needed. Fixed aperture at f/11.
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Other Mounts03
No alternate mounts are indexed for this family yet.