Pentax 28-70mm f/2.8 SMC P-FA

 
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Lens Specifications
Name Pentax SMC P-FA 28-70mm f/2.8
Image Circle 35mm
Type Standard Zoom
Focal Length 28 - 70mm
APS Equivalent 42 - 105mm
Max Aperture f/2.8
Min Aperture f/22
Diaphragm Blades ?
Lens Construction 14 elements in 11 groups
Diagonal Angle of View(Based on image circle) 75 to 34.5 degrees
Focus Details
Front Element Rotation ?
Zoom System Rotary
Closest Focus 42.7cm / 1.4 ft.
Magnification Ratio 0.25x / 1:4
Filter Size 67mm
Dimensions(Length x Diameter) 104mm x 84mm / 4.1 in. x 3.3 in.
Weight 800g / 28.2 oz
Notes Included Accessories: Lens Hood and Case
Typical Online Price US$1079.99