Lens Lab
    Mamiya / Sekor SX 200 mm f/ 3.5
    Mamiya / Sekor SX 200 mm f/ 3.5

    Mamiya / Sekor SX 200 mm f/ 3.5

    200mm · f/3.5

    Overview

    The Mamiya / Sekor SX 200mm f/3.5 is a vintage telephoto prime with an M42 screw mount, noted for its solid all-metal build and smooth, well-oiled focus mechanism. Optically, it is sharp but slightly soft wide open with a characterful, slightly ratty bokeh. A built-in extendable hood is a practical feature. However, the lens has compatibility issues: its aperture pin conflicts with many M42 adapters, though simple adapters often work. Best suited for photographers seeking a retro look on mirrorless cameras, particularly those who enjoy manual focus and shooting wide open.