Pentax DA 16-45mm lens
Appearance
Maker | Pentax |
---|---|
Lens mount(s) | Pentax KAF |
Technical data | |
Type | Zoom |
Focus drive | Screwdrive |
Focal length | 16-45mm |
Focal length (35mm equiv.) | 24-68mm |
Aperture (max/min) | f/4.0 / f/22 |
Close focus distance | 0.28 metres (0.92 ft) |
Max. magnification | 0.25 |
Diaphragm blades | 6 |
Construction | 13 elements in 10 groups |
Features | |
Manual focus override | Yes |
Weather-sealing | No |
Lens-based stabilization | No |
Aperture ring | No |
Physical | |
Diameter | 72 millimetres (2.8 in) |
Weight | 356 grams (0.785 lb) |
Filter diameter | 67mm |
Accessories | |
Lens hood | PH-RBL Petal type |
History | |
Introduction | 2003 |
The Pentax smc DA 16-45mm F4 ED AL is a standard zoom lens for Pentax K-mount, announced by Pentax on December 9, 2003. It has a constant maximum aperture of f/4.