N°110743 · Family detail
KowaTelephoto·KOWA SIX mount·1970
Kowa 500mm F/8
Specifications01
MountKOWA SIX
Focal length500mm
Max aperturef/8
TypeTelephoto · Prime
Release year1970
Weight2060 g
Filter size95 mm
Min focus distance8 m
Max magnification0.0699
Optical elements7
Groups6
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
TeleconvertersKowa/SIX 2X Tele Converter→ 1000mm F/16
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeMedium telephoto prime lens
Summary02
Kowa KOWA SIX mount 500mm fixed-aperture lens with a maximum aperture of f/8. Intended for long-distance shooting such as wildlife or astronomy, where high focal length is needed.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Kowa Six mount has a flange distance of 79 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Most lenses for this mount have a leaf shutter. The adapter must hold the shutter open.
- Sony EAdapter · 61 mm
- Canon RFAdapter · 59 mm
- Nikon ZAdapter · 63 mm
- Fujifilm XAdapter · 61.3 mm
- L-MountAdapter · 59 mm
- Micro Four ThirdsAdapter · 59.75 mm
- Fujifilm G (GFX)Adapter · 52.3 mm
- Canon EF-MAdapter · 61 mm
- Canon EFAdapter · 35 mm
A rear element that sticks out can hit the camera mirror.
- Nikon FAdapter · 32.5 mm
A rear element that sticks out can hit the camera mirror.
Other Mounts03
No alternate mounts are indexed for this family yet.