Lens Lab
    Pentax SMC FA 28-105 mm f/ 4-5.6 IF
    Pentax SMC FA 28-105 mm f/ 4-5.6 IF

    Pentax SMC FA 28-105 mm f/ 4-5.6 IF

    28–105mm · f/4–5.6

    Overview

    The Pentax SMC FA 28-105mm f/4-5.6 IF is a versatile, compact zoom lens offering good image quality, sharpness across focal lengths, and solid weather sealing with a rubber O-ring. Its variable aperture and continuous manual focus ring are minor drawbacks, but it excels as a lightweight walkabout lens suitable for night photography and Astrotracer use. Best for Pentax users seeking an affordable, all-purpose zoom.