A wide-angle manual focus prime lens for Canon EF mount, part of the Milvus series.
The Carl Zeiss Milvus 21mm f/2.8 ZE is an ultra-wide prime from the Zeiss Milvus series for Canon EF mount, with ZE indicating Canon EF with electronic CPU contacts for aperture control and EXIF data. The Milvus series features all-weather construction and smooth manual focus mechanism. The 21mm focal length provides a very wide environmental perspective.
21mm focal length, f/2.8 maximum aperture, Carl Zeiss T* multi-coating, Milvus all-weather construction, Canon EF with CPU contacts (ZE), manual focus, 82mm filter thread.
The Milvus 21mm f/2.8 delivers strong Zeiss T* optical quality at an extreme wide angle, well-suited to landscape, architectural, and environmental photography where precision and colour accuracy are paramount. The CPU contacts enable full metering on Canon DSLR bodies despite manual-focus operation.
Test CPU contact metering communication. Inspect for fungus, haze, and T* coating condition. Test focus helicoid. Confirm Canon EF mount engagement. Check weather seals. Test at f/2.8 for corner performance.