Pentax SMC DA* 55MM F1.4 SDM specs
Lens Construction: 9 elements in 8 groups
Angle of View: 28.6 degrees
Aperture: F1.4
Number of Diaphragm Blades: 9 (rounded)
Minimum Aperture: F22
Minimum Focusing Distance: 17.76 inches(0.45m)
Filter Diameter: 58mm
Maximum Magnification: 0.173X
Dimensions: 2.8 x 2.6" (70.5 x 66.0mm)
Weight: 13.2 oz. (375g)
Case: S90-100
Objective Cap: O-LC58
Hood: PH-RBH 58mm
Lens Aperture Ring: N/A
Tripod Adapter: No
Diaphragm Control: Fully Automatic
Focal Length: 55mm (equiv. 82.5mm)
Notes: Quick-shift focus, SP (Super Protect) coating, Rounded aperture (F1.4-2.8), Dust proof and weather resistant, SDM supersonic autofocus motor, SDM-only autofocus (manual focus on non-SDM bodies)
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Filed in: Pentax Camera Lenses
Description: Standard in focal length, but excellent in quality, the smc PENTAX DA Star 55mm for PENTAX digital SLR cameras is incredibly fast and offers outstanding depth of field control. And with its weather-resistant construction, it’s versatile enough for all types of shooting conditions.