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Sigma 17-50 F2.8 EX DC OS HSM Lens:

R 7 249.00
Sigma's new 17-50mm F2.8 EX DC OS HSM large-aperture standard zoom
lens covers a focal length from 17mm wide angle and offers a large
aperture of F2.8 throughout the entire zoom range, making it ideal for
many types of photography especially portraiture and landscapes.
The OS, Sigma's anti shake feature offers the use of shutter speeds
approximately 4 stops slower than would otherwise bepossible. The OS
feature allows Sony and Pentax users the option of viewing a stabilized
image in the viewfinder, a feature offered only by Sigma.
HSM provides fast and quiet AF. Sigma's own FLD glass elements, which have
performance equal to fluorite along with two glass mold and one hybrid
aspherical lens, provide excellent correction for all types of
aberrations. The Super Multi-Layer coating reduces flare and ghosting.
This lens boasts superior peripheral brightness and provides sharp, high
contrast images even atthe maximum apertures. With a minimum focusing
distance of 11 inches throughout the entire zoom range and a magnification
ratio of 1:5.
When you need to stand ready for any photo opportunity you need a fast
aperture so you can shoot in low existing light or at maximum range with a
flash. This Sigma lens is perfect. With its compact size and light weight,
it's a necessary addition to your camera bag
Please Note Vignetting will occur if the lens is used with digital cameras
with image sensors larger than APS-C size or 35mm SLR cameras.
Features:
| For use with smaller chip APS-c or 4/3 digital
cameras only |
| Offers Sigma's OS System (Optical
Stabilization) allowing handheld photography even in low-light
situation |
| HSM (Hyper-Sonic Motor) ensures a quiet &
high-speed auto focus |
| FLD glass elements with performance equal to
fluorite glass for compensate for color aberration |
| Ultra compact with overall length of just
3.6" |
Specifications:
| Construction |
17 Elements in 13 Groups |
| Angle of view |
72.4°-27.9° |
| F stop range |
Minimum Aperture :F22 |
| Closest Focusing Distance |
28 cm / 11 in |
| Filter Size |
77mm |
| Maximum Magnification |
1:5 |
| Dimensions (Length x Diameter) |
3.6 x 3.3" / 91.8 x 83.5mm |
| Weight |
19.9 oz (565g) |
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