Pentax smc FA 645 80-160mm f/4.5 Lens


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Including a hood this Pentax smc FA 645 80-160mm f/4.5 Lens medium telephoto zoom lens transitions from 63mm to 126.55mm with a 35mm equivalent focal length offers a f/4.5 maximum aperture and features autofocus extending down to f/32. Improving picture quality it benefits from multiple low-dispersion glass elements and Super Multi Coating which blocks out flare and ghosting. Focus as close as 3.3 feet when using this lens which gives consistency to out-of-focus areas with an eight-blade diaphragm. Photographers may add 77mm filters with the front thread and when the hood is attached can easily adjust all by turning the front of the lens.


  • The front of the lens can be rotated while the hood is attached allowing for easy rotation of filters like circular polarizers.
  • 35mm focal length equivalent of 63–126.5mm.
  • Aperture range of f/4.5 to f/32.
  • Angle of view of 47° to 21.5° which equates to 38° to 17.5° on Pentax 645 digital cameras.
  • Lens construction of 11 elements in 10 groups.
  • Extraordinary and extra-low dispersion glass elements help to minimize chromatic aberrations and maximize sharpness.
  • Accepts 77mm threaded filters.
  • Minimum focusing distance throughout the zoom range is 3.3′.
  • Super Multi Coating increases light transmission as well as helps to eliminate ghosting and flaring.
  • Works with both film and digital formats.
  • Aperture ring and focusing distance scale.
  • Eight diaphragm blades for smooth out-of-focus areas