Table of Contents

ZEISS Contax 21mm f/2.8

Summary

Tech Specs

Manufacturer ZEISS
Series Contax
Model -
Focal Length 21mm
Max Aperture f/2.8
Min Aperture f/22
Format Full Frame
Image Circle
Minimum Focus 8.64in
Focus Rotation °
Iris Blades 6
Optical Design -
Squeeze -
Front Diameter 85mm
Filter Thread 82mm
Focus/Zoom Rod -
Native Mount C/Y
Data Protocol -
Length 3.6in
Weight 18.2oz
Body Telescope -
Body Material -
Focus Drive -
Iris Drive -
Zoom Drive -

History

Country of Origin: -
Release Date: -
Launch Price: -
Design Revisions:

Service

This section restricted to Duclos Staff users.

Service Manual: Disassembly/Re-assembly

Full CLA: 4-6 hrs.
Enter relevant notes here
Adj. iris when uneven: 1 hr.
rubbing against brass click plate internally. bend away from iris linkage

Special Service Notes:
-The front group is threaded in just beneath the serial number ring. Easily accessible.
-The rear group is held in by a single lock ring. Easily accessible.
-The focus carriage is bolted to the front helical by two plates (with 8 screws total).
-The focus carriage rides in a separate piece held onto the rear housing by 4 screws
-The focus scale is held on by a pinch ring with 6 screws.

Cine-Mod Notes
Focus Gear ID: 2.485“
Iris Gear ID: 2.475”
De-click Y/N: Yes
Additional Notes:
…end of Staff section

Notes

Media