Smc Pentax-FA 645 400mm F/5.6 ED [IF]
- Mount
- PENTAX 645
- Focal Length
- 400mm
- Max Aperture
- F/5.6
- Type
- Telephoto
- Brand
- Pentax
Pentax 645-format fixed 400mm f/5.6 ED [IF] prime telephoto lens for distant subjects. Uses an integrated focusing design for faster focusing compared with non-IF tele lenses.
Last verified: 2026-04-27