Rolleinar-MC 21mm F/4
- Mount
- ROLLEI QBM
- Focal Length
- 21mm
- Max Aperture
- F/4
- Type
- Wide
- Brand
- Rollei
21mm f/4 wide-angle lens for Rollei QBM mount, intended for wide scenic or interior shots. Uses a fixed maximum aperture of f/4.
Last verified: 2026-04-27