Pentax DA 15mm Limited lens
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| File:PentaxWideAngleLensDA15Limited1.jpg | |
| Maker | Pentax |
|---|---|
| Lens mount(s) | Pentax K |
| Technical data | |
| Type | Prime |
| Focus drive | Screwdrive |
| Focal length | 15mm |
| Focal length (35mm equiv.) | 23mm |
| Aperture (max/min) | f/4.0 |
| Close focus distance | 0.18 metres (0.59 ft) |
| Max. magnification | 0.15 |
| Diaphragm blades | 7 |
| Construction | 8 elements / 6 groups |
| Features | |
| Manual focus override |  Yes |
| Weather-sealing |  No |
| Lens-based stabilization | No |
| Aperture ring | No |
| Physical | |
| Max. length | 40 millimetres (1.6 in) |
| Diameter | 63 millimetres (2.5 in) |
| Weight | 212 grams (0.467 lb) |
| Filter diameter | 49mm |
| Accessories | |
| Lens hood | built in |
| History | |
| Introduction | 2009 |
The Pentax smc DA 15mm F4 ED AL Limited is a wide-angle prime lens for Pentax K-mount, announced by Pentax on March 2, 2009. Along with Pentax' other DA Limited primes, it was replaced in 2013 with an HD-coated version with rounded aperture blades.
References
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