Pentax 50-135mm f/2.8 ED AL IF SDM SMC DA*

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Lens Specifications
Name Pentax SMC DA* 50-135mm f/2.8 ED AL IF SDM
Image Circle APS-C
Type Telephoto Zoom
Focal Length 50 - 135mm
APS Equivalent 76.5 - 207mm
Max Aperture f/2.8
Min Aperture f/22
Diaphragm Blades 9
Lens Construction 18 elements in 14 groups, including 3 ED elements
Diagonal Angle of View(Based on image circle) 31.5 to 11.9 degrees
Focus Details Internal with "Quick Shift" AF/MF mechanism
Front Element Rotation No
Zoom System Rotary
Closest Focus 1.0m / 3.3 ft.
Magnification Ratio 0.17x / 1:5.9
Filter Size 67mm
Dimensions(Length x Diameter) 136mm x 76.5mm / 5.4 in. x 3.0 in.
Weight 685g / 24.2 oz
Notes Included Accessories: Lens Hood
Typical Online Price US$1,000