Discontinued
Zlens
Planar 50mm f/1.7 C/Y
55mm filter · 180g
Used (avg)
~$180
Updated Jul 2026
No longer in production · Available used
Focal length
50mm
Max Aperture
f/1.7
Weight
180g
Filter Thread
55mm
Min Focus Distance
60cm
Weather Sealed
No
Produced from 1979 · medium confidencehttps://japb.net/gear/gear-review-index/ds_carlzeisscontax-planar-50f17/AE 1979-84, MM 1985-c.2000. Japan only. One source says 1975.
Mount: Contax/Yashica — compatible with all Contax/Yashica-mount bodies.
Focus
Manual
Mount
Contax/Yashica
Format
35mm full frame
Groups
5
Coating
T*
Elements
6
Weight
180g
Filter Thread
55mm
Length mm
38
Production
1975–1990
Stabilized
No
Diameter mm
62
Max Aperture
f/1.7
Min Aperture
f/16
Min Focus Distance
60cm
Weather Sealed
No
Aperture Blades
6
Introduced
1979
Focal Length (Max)
50mm
Focal Length (Min)
50mm