Lens Lab
    Quantaray 400 mm f/ 6.3
    Quantaray 400 mm f/ 6.3

    Quantaray 400 mm f/ 6.3

    400mm · f/6.3

    Overview

    The Quantaray 400mm f/6.3 is a lightweight manual-focus lens with a T2 mount, making it suitable for hand-holding despite its length. It features a preset aperture ring and adjustable tripod collar. Optical quality is modest: purple fringing is noticeable, and allphotolenses.com users rate optical quality 3.67/5 and bokeh 3.67/5. Build quality is rated 4.00/5. It requires stop-down metering and focus trap practice. Best for budget-minded photographers seeking a light, long telephoto for good light conditions.