Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW lens
Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW lens top
Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW lens
Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW lens
Pentax

Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW

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Key specs

  • 9
  • 7
  • Internal
  • yes
  • Normal
  • Medium format
  • ;55 mm
  • no
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Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW Full Specifications

Image properties

Max Format sizeMedium format
Focal length, 55
Angle of View, 53
Maximum magnification0.17
Image stabilisation
no

Aperture

Aperture max2.8
Aperture min22
Aperture ring
Number of diaphragm blades9
Aperture featuresRounded diaphragm

Optics

Elements9
Groups7

Focus

Focus methodInternal
Autofocus
Autofocus motor typeUltrasonic
Full-time Manual focusing
Closest focusing distance19.69 in
Distance scale
Depth of field (DoF) scale

Dimensions

Lens typeNormal
Lens mountPentax 645AF2
Colour of productBlack
Weight0.92 lb
Diameter3.19 in
Length2.68 in
Filter size
2.64 in
Sealing
Hood supplied
Tripod collar
Lens Cap TypeO-LC67

Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW Online reviews

Pentax SMC D FA 645 55mm F2.8 AL (IF) SDM AW Review & Rating | PCMag.comPCMagLogo.2016Arrow_Path
The Pentax SMC D FA 645 55mm F2.8 AL (IF) SDM AW is likely the first lens you'll get with the 645D—and it's a good one.Read more