Carl Zeiss Jena Biotessar 165mm F/2.8
- Mount
- M42
- Focal Length
- 165mm
- Max Aperture
- F/2.8
- Type
- Telephoto
- Brand
- Unknown
Carl Zeiss Jena Biotessar is a 165mm prime telephoto lens for M42 screw-mount cameras, offering a maximum aperture of f/2.8 for shallow depth of field and low-light portraits.
Last verified: 2026-04-27