Mamiya 645 portrait telephoto with f/3.5 aperture and leaf shutter for medium format.
The Mamiya 150mm f/3.5 is a telephoto lens for the Mamiya 645 medium format system, providing approximately a 93mm equivalent perspective. The relatively fast f/3.5 aperture enables good subject separation for portrait photography on the 645 format, with the medium format negative delivering the tonal richness portraits demand.
Optical quality is good with the Sekor multi-coating delivering sharp, well-corrected images at the portrait telephoto distance. The 150mm on 645 provides classic portrait compression and working distance. A built-in leaf shutter provides flash synchronisation at all speeds for studio and location portrait work.
Build quality follows Mamiya 645 professional standards with solid metal construction and the reliable mechanical quality that medium format photography demands. The lens handles well on 645 bodies and provides smooth focus ring operation for precise manual focusing.
On the used market, the Mamiya 150mm f/3.5 offers a quality portrait telephoto for the 645 system at accessible prices. For Mamiya 645 portrait photographers wanting telephoto compression with the detail advantages of medium format, it provides excellent capability at modest cost.