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    Tamron 200-400 mm f/ 6.3 T mount model PZ-70
    Tamron 200-400 mm f/ 6.3 T mount model PZ-70

    Tamron 200-400 mm f/ 6.3 T mount model PZ-70

    200–400mm · f/6.3

    Overview

    The Tamron 200-400mm f/6.3 T mount model PZ-70 is an early preset zoom from 1965, noted for its lightweight and well-balanced design that allows easy handholding (Facebook). It features a trombone push-pull zoom, rotating front focus, and a built-in sliding hood. Optical strengths include constant aperture and good focus retention while zooming, with close focus of about 12ft/4m. Weaknesses include zoom creep. It suits vintage lens enthusiasts seeking a rare, usable long zoom for its era.