Pentax 15-30mm f/2.8 ED D FA HD SDM WR

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Lens Specifications
Name Pentax 15-30mm f/2.8 ED D FA HD SDM WR
Image Circle 35mm
Type Wide Zoom
Focal Length 15 - 30mm
APS Equivalent 23 - 46mm
Max Aperture f/2.8
Min Aperture f/22
Diaphragm Blades 9 (rounded)
Lens Construction 18 elements in 13 groups, including 3 aspherical and 3 ED elements; HD coating; SP (Super Protect) coating applied to the front surface
Diagonal Angle of View(Based on image circle) 111 - 72 degrees
Focus Details SDM (Supersonic Direct-drive Motor); Internal with "Quick Shift" AF/MF mechanism
Front Element Rotation No
Zoom System Rotary
Closest Focus 0.28m / 0.92 ft.
Magnification Ratio 0.20x / 1:5
Filter Size N/A
Dimensions(Length x Diameter) 143.5mm x 98.5mm / 5.6 in. x 3.9 in.
Weight 1040g / 36.7 oz
Notes WR (Weather Resistant); Included Accessories: Lens Cap O-LW98A, Lens Mount Cap K, Lens Case S120-160, Built-in (fixed) lens hood.
Typical Online Price US$1,500