SIGMA 18-35mm F1.8 DC HSM for Pentax ART

This SIGMA lens is one of the new ART product range and has been designed for Pentax digital cameras. It places emphasis on optical performance and provides the most precise level of image processing. This lens will be especially favoured by professional photography enthusiasts. It offers a focal length of 18-35mm and a whole range of advanced technologies which will always deliver flawless results.
The lens will also capture your attention with its fantastic aperture of f/1.8. It uses HSM technology (Hyper Sonic Motor), which ensures a soundless and fast autofocus. The lens frame has been made using new materials and the lens itself consists of 17 optical lenses in 12 groups.
Parameters and Specifications:

Intended for:
Pentax (only for "Crop" digital SLR cameras)

Optical components:
17 elements in 12 groups

Viewing Angle:
76.5° - 44.2°

Minimum aperture:
f/16

Minimum focal distance:
28cm

Display Ratio:
1:4.3

Number of lamellas:
9

Filter Diameter:
72mm

Dimensions:
78 x 121mm

Weight:
810g

Sun shade:
LH780-06