Discontinued
Zlens
Planar 50mm f/1.7 C/Y
55mm filter · 240g
Used (avg)
~$180
Updated Jun 2026
No longer in production · Available used
Focal length
50mm
Max Aperture
f/1.7
Weight
240g
Filter Thread
55mm
Min Focus Distance
45cm
Weather Sealed
No
Mount: Contax Yashica — compatible with all Contax Yashica-mount bodies.
Focus
Manual
Mount
Contax/Yashica
Format
35mm full frame
Coating
T*
Elements
7 elements in 5 groups
Weight
240g
Filter Thread
55mm
Length mm
42
Production
1975–1990
Stabilized
No
Diameter mm
65
Max Aperture
f/1.7
Min Aperture
f/16
Focal Length
50mm
Min Focus Distance
45cm
Weather Sealed
No
Aperture Blades
6