N°1014471 · Family detail
SpiratoneWide·CONTAX/YASHICA mount
Spiratone 20mm F/2.8
Specifications01
Summary02
Spiratone 20mm f/2.8 wide-angle prime lens for the Contax/Yashica mount, intended for general wide-angle use such as landscapes and street photography. Manual-focus operation is likely, but not specified.
AI-assisted summary — verify against linked sourcesWhere can this lens be adapted?
The Contax / Yashica mount has a flange distance of 45.5 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work
- Sony EAdapter · 27.5 mm
- Canon RFAdapter · 25.5 mm
- Nikon ZAdapter · 29.5 mm
- Fujifilm XAdapter · 27.8 mm
- L-MountAdapter · 25.5 mm
- Micro Four ThirdsAdapter · 26.25 mm
- Fujifilm G (GFX)Adapter · 18.8 mm
Covers full-frame: it can vignette on a medium format sensor.
- Canon EF-MAdapter · 27.5 mm
- Canon EFAdapter · 1.5 mm
A rear element that sticks out can hit the camera mirror.
No plain adapter reaches infinity focus on: Nikon F.

Other Mounts03
This lens family is also indexed in 9 other mounts.
CANON FDView lens
Spiratone 20mm F/2.8
KONICA ARView lens
Spiratone 20mm F/2.8
M42View lens
Spiratone 20mm F/2.8
MINOLTA MDView lens
Spiratone 20mm F/2.8
MINOLTA SRView lens
Spiratone 20mm F/2.8
NIKON FView lens
Spiratone 20mm F/2.8
NIKON F DXView lens
Spiratone 20mm F/2.8
OLYMPUS OMView lens
Spiratone 20mm F/2.8
PENTAX KView lens
Spiratone 20mm F/2.8