Pentax 645D FA 55mm F2.8 AL [IF] SDM AW Lens

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About Pentax 55mm F/2.8

This Pentax 55mm F/2.8 Bundle comes with $49.95 worth of free accessories including a New Leaf PLUS 3 Year Service Plan and Shipping is free! .

Developed as the first model of the PENTAX-D FA 645 lens series, the Pentax smc D FA 645 55mm f/2.8 AL [IF] SDM AW not only features optics optimized for high-quality digital photography to assure exceptional image-description performance, but also provides an image circle covering the image area of existing 645-format film SLR cameras.

This unifocal standard lens also comes with a dependable, dust-proof, weather-resistant construction for active outdoor photography.

Pentax 55mm F/2.8 Features

  • Fixed 55mm standard-length focal length lens
  • PENTAX 645 AF2 bayonet mount can be used on older PENTAX film 645 bodies
  • Advanced optical design, including lens curvature and optical coatings, is optimized for the exacting needs of digital photographic sensors
  • Quiet SDM autofocus motor provides fast and accurate autofocus operation
  • Fully weather-sealed design works with the 645D weather-sealed body for maximum reliability in the field
  • Fast F2.8 maximum aperture allows outstanding depth of field control, while maximizing shutter speeds for existing light photography
  • Curved aperture blades provide a circular aperture at F5.6 for extremely smooth image bokeh
  • PENTAX Quick-Shift autofocus system instantly shifts from auto to manual focus for on-the-fly focus accuracy

Pentax 55mm F/2.8 Specifications

Lens Mount
Focal Length
55mm (equiv 34-43.5mm in 35mm format)
Min. Aperture
Max. Aperture
Lens Construction
9 elements in 7 groups
Angle of View
53-65 degree
Min. Focusing Distance
1.64' (0.5m)
Max. Magnification
Filter Diameter
Diaphragm Control
Fully Automatic
Number of Aperture Blades
PH-RBN 67mm
Objective Cap
O-LC62 62mm
Maximum Diameter & Minimum Length
81.3mm x 68.2mm (3.2 inch x 2.7 inch)
Without Hood: 14.7 oz. (416g)
With Hood: 16.3 oz. (463g)

Questions & Answers Powered by TurnTo®

Questions about this item:

Shopper  how much for the body?
Andrew R  The Pentax 645D body may be found here:
Ki B  Is this digital and if so how many mp?
YOSSEF B  Not sure what you are asking. This is a lens for the Pentax 645 digital which is a 40 mpixel camera. This is the normal lens
Medi A  Hi is this camera is digital & is new ?
Helen O  It is brand new.
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