Pentax SMC DA STAR 50-135MM F2.8 ED (IF) SDM specs
Lens Construction: 18 elements in 14 groups
Angle of View: 31.5 - 11.9 degrees
Aperture: F2.8
Number of Diaphragm Blades: 9
Minimum Aperture: F22
Minimum Focusing Distance: 39.6 inches
Filter Diameter: 67mm
Maximum Magnification: 0.17X
Dimensions: 3.0" x 5.4" (76.5mm x 136mm)
Weight: 24.2 oz. (685g) without hood, 27.0 oz. (765g) with hood
Case: S90-160
Objective Cap: O-LC67
Hood: PH-RBK 67mm
Lens Aperture Ring: N/A
Tripod Adapter: No
Diaphragm Control: Fully Automatic
Focal Length: 50-135mm (equiv. 75-203mm)
Notes: Supersonic motor, Quick-shift focus, SP (Super Protect) coating, Filter window
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Filed in: Pentax Camera Lenses
Description: For standard to medium long-range applications with the utmost level of sharpness, contrast and overall picture clarity, look no further. This fast lens, designed exclusively for PENTAX digital SLR cameras, is an outstanding combination of quality optical performance and speed.