With Extra-low Dispersion (ED) glass lens element and two aspherical lens elements, the lens offers more true-to-life image reproduction. The image circlein DA-series lenses is designed to perfectly match the 23.5mm x 15.7mm size of the CCD used in PENTAX digital SLRs to optimize camera performance. The new design also contributes to a drastic reduction in size, weight and production cost, compared to 35mm-format counterparts with similar specifications.
- Metal PENTAX KAF Lens Mount
- Equivalent focal length to 18.5mm-37mm in the 35mm format with *ist DSLRs
- Extra-low Dispersion (ED) glass for superior sharpness and color correction
- Responsive Quick-Shift Focus System allows instant shift from AF to MF
- The image circle is designed to match the CCD used in PENTAX digital SLRs
- Comes with a lens hood to minimize flare and ghost images
- Lens Hood
- 77mm Lens Cap A
- Rear Lens Cap B
|Construction||11 Groups/ 13 Elements|
|Angle of view||99° - 61°|
|F stop range||f/4-22|
|Closest Focusing Distance||1.0 ft. (0.3m)|
|Dimensions (Length x Diameter)||3.4" x 3.3" (87.5mm x 83.5mm)|
|Weight (Without Hood)||15.2 oz. (430g)|
Questions & Answers
Pentax smc DA 12-24mm f/4.0 ED AL IF Lens
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