N°109614 · Family detail
PentaxTelephoto·M42 mount·1968
Asahi Ultra-Achromatic-Takumar 300mm F/5.6
Specifications01
MountM42
Focal length300mm
Max aperturef/5.6
TypeTelephoto · Prime
Release year1968
Weight825 g
Filter size58 mm
Min focus distance4.85 m
Optical elements5
Groups5
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodBuilt-in telescopic round
TeleconvertersNot available
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeSuper telephoto prime lens
Field Notes02
Asahi Ultra-Achromatic Takumar 300mm prime telephoto lens for M42 screw-mount cameras, with a maximum aperture of f/5.6. Intended for long-distance subjects such as wildlife or sports.
AI-assisted summary — verify against linked sourcesOther Mounts03
No alternate mounts are indexed for this family yet.