Lens Lab
    Cosina 55 mm f/ 1.2 MC
    Cosina 55 mm f/ 1.2 MC

    Cosina 55 mm f/ 1.2 MC

    55mm · f/1.2

    Overview

    The Cosina 55mm f/1.2 MC is a fast normal lens known for its unique rendering. According to toby-marshall.com, it was made by Tomioka and sold under multiple brands (Cosinon, Yashinon, etc.) in M42 mount, with a different PK version. Optically, it offers strong bokeh but may have softness wide open. Build quality is typical of the era, with a metal barrel and smooth focus. It suits photographers seeking a vintage look with character, especially for portraits or artistic shots.