Fast autofocus Mamiya 645 portrait telephoto at f/2.8, exceptional subject isolation with medium format AF precision.
The Mamiya Sekor A 150mm f/2.8 is a fast portrait telephoto for the Mamiya 645 autofocus system, providing 93mm equivalent perspective with the speed and autofocus capability that the A-series lenses brought to the 645 platform. The f/2.8 aperture provides excellent subject isolation on the medium format frame.
The fast f/2.8 aperture creates beautiful background blur on the 645 format that rivals what f/1.4 achieves on 35mm, making this one of the most capable portrait lenses in any medium format system. The autofocus capability is valuable for portrait shooting where precise focus on the eyes is critical.
Build quality is professional Mamiya standard with robust construction designed for the demands of professional portrait and wedding photography. The A-series designation indicates compatibility with the Mamiya 645 AF and AFD bodies, providing modern autofocus convenience on medium format.
The Sekor A 150mm f/2.8 commands strong prices on the used market as one of the finest portrait lenses in the Mamiya 645 system. The combination of f/2.8 speed, autofocus, and medium format image quality provides a portrait capability that justifies its premium over slower alternatives.