An original Mamiya-Sekor C 45mm f/2.8 wide-angle medium format prime lens designed for the Mamiya 645 camera system. Ideal for landscapes, architecture, and street photography, offering an expansive field of view and sharp optical rendering.
Condition
Overall Condition: Very Good
Professionally serviced in October 2026. Cosmetically in very good pre-owned condition with clean metal barrel, crisp aperture markings, silky focus rotation, and pristine optical elements. Aperture blades operate cleanly and accurately.
Included
Mamiya-Sekor C 45mm f/2.8 Lens (Serial No. 14656)
Front and Rear Lens Caps
Key Features
Wide-angle 45mm focal length providing an immersive field of view equivalent to roughly 28mm in 35mm full-frame format on 645 medium format film
Fast f/2.8 maximum aperture for bright viewfinder framing and low-light shooting capability
Robust professional-grade construction tailored for the Mamiya M645 modular system
Multi-coated optics ensuring high contrast, sharp rendering, and effective flare suppression
Smooth manual focus mechanics with clear depth-of-field scale markings
Collector's Notes
The standard Mamiya-Sekor C 45mm f/2.8 is an essential wide-angle workhorse for the M645 system, highly praised for its optical performance, edge-to-edge sharpness, and manageable handling in the field.
Keywords
Mamiya Sekor C 45mm f2.8, Mamiya 645 Lens, Mamiya 45mm f/2.8 Prime, Medium Format Wide Angle Lens, Vintage Mamiya M645 Lens
