Carl Zeiss C/Y Sonnar T* 85mm F/2.8 [AE, MM]

Specifications01

MountCONTAX/YASHICA

Focal length85mm

Max aperturef/2.8

TypeTelephoto · Prime

Release year1975

Weight255 g

Filter size55 mm

Min focus distance1 m

Aperture blades6

Optical elements5

Groups4

AutofocusNo

StabilizationNo

Aperture controlAperture ring (Manual settings only)

Lens hoodMetal Hood No. 5 with 55/86 ring G11 55mm Soft Hood

TeleconvertersCarl Zeiss Mutar T* 2X I (AE)→ 170mm F/5.6

EraFilm era

Production statusDiscontinued

Additional Info02

Lens TypeShort telephoto prime lens

Summary02

A fixed 85mm telephoto prime lens with a maximum aperture of f/2.8 for portrait and short-telephoto use on Contax/Yashica (C/Y) mounts. It’s designed for general photography with Zeiss Sonnar optics.

AI-assisted summary — verify against linked sources

Specifications from thelensdb

Where 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.

Sources03

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Other Mounts03

No alternate mounts are indexed for this family yet.