smc Pentax-D FA 645 25mm F4 AL (IF) SDM AW

smc Pentax-D FA 645 25mm F4 AL (IF) SDM AW
Maker Pentax
Lens mount(s) Pentax 645AF2
Technical data
Type Prime
Focus drive Ultrasonic
Focal length 25mm
Aperture (max/min) f/4.0
Close focus distance 0.40 metres (1.3 ft)
Max. magnification 0.11
Diaphragm blades 9
Construction 12 elements / 8 groups
Features
Manual focus override  Yes
Weather-sealing  Yes
Lens-based stabilization  No
Aperture ring  No
Physical
Max. length 140 millimetres (5.5 in)
Diameter 90 millimetres (3.5 in)
Weight 1,070 grams (2.36 lb)
Filter diameter 40.5mm
Accessories
Lens hood Built-in

The smc Pentax-D FA 645 25mm F4 AL (IF) SDM AW is an interchangeable camera lens for the Pentax 645 medium format system.

References

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