Specially designed for Pentax digital reflex cameras, the Zoom DA* smc 50-135mm f/2,8 ED AL [IF] SDM lens belongs to the ultrasonic DA* high-performance lens line. With a 2x zoom factor and a focal range from 80 to 200 mm (equivalent 24x36), this standard zoom lens is extremely versatile and as well-adapted to portrait photographs as it is to backgrounds or even sports photos. A special treatment has been applied to reduce internal parasitic light. Benefiting from what is the best in the domain of optical technology, the Zoom DA* smc 50-135mm f/2,8 ED AL [IF] SDM lens integrates 2 ED lenses with a low dispersion index and 3 aspherical lenses for optimum contrast and brightness rendering as well as never-before-seen richness in detail. With a breakthrough SDM (Super Direct-drive Motor) focus, this lens uses ultrasonic motorisation for surprising speed and silent operation. Plus, the “Quick Shift” mode lets you change to manual focus mode at any time. In addition, the Zoom DA* smc 50-135mm f/2,8 ED AL [IF] SDM lens includes several waterproof joints and an SP (Super Protect) lens surface treatment for exemplary resistance to water and dust. Offering amazing optical quality and an unrivalled manageability, the Zoom DA* smc 50-135mm f/2,8 ED AL [IF] SDM lens will accompany your Pentax digital reflex in all circumstances, letting you enjoy its full potential.
Attention: the ultrasonic motorisation is only compatible with the K10D.
| Content | Compatibility | Pentax digital reflex (Kaf2 mount) Optimised for the K10D |
| Optical : lenses/groups | 18/14 | |
| Minimum focusing | 1 m | |
| Filter diameter | 67 mm | |
| Included accessories | Frontal cover, rear cover, lens hood | |
| Dimensions | 76.5 x 136 mm | |
| Weight | 685 g |

![Pentax Zoom DA* smc 50-135mm f/2.8 ED [IF] SDM Lens](http://pan6.fotovista.com/dev/6/2/00031726/g_00031726.jpg)



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