Rollei ultra-wide for medium format with HFT coating, 22mm equivalent perspective with premium multi-coating.
The Rollei 40mm f/4 HFT is a wide-angle prime for the Rollei 6000 medium format system. HFT = High Fidelity Transfer — Rollei's proprietary anti-reflection coating. On 6x6 format, 40mm ≈ 22mm full-frame equivalent. Rollei 6000 mount.
f/4 maximum aperture. 40mm focal length (Rollei 6000 6x6; ~22mm FF equivalent). HFT coating. Manual focus. Rollei 6000 mount.
The Rollei 40mm f/4 HFT provides an ultra-wide field of view for the Rollei 6000 system — approximately 22mm FF equivalent for interior, architecture, and landscape work at medium format quality. The Rollei 6000 system uses a proprietary bayonet.
On the used market the Rollei 40mm f/4 HFT is a practical Rollei 6000 wide-angle. Condition checks: front element, focus ring. Rollei 6000 mount.