Sigma 17-50mm F2.8 EX DC OS
HSM Lens For Pentax:
Sigma 17-50mm F2.8 EX DC OS HSM Lens is an incredibly versatile,
lightweight, and compact lens designed specifically for Pentax digital SLR
cameras with APS-C size sensors. The lens has a fast f/2.8 maximum aperture
throughout the entire zoom range. It features a construction of 17 elements in
13 groups with glass that corrects for flare, ghosting and all types of
aberrations. It produces high contrast and sharp images throughout the zoom
range even at its maximum aperture.
This lens is also equipped with Sigma's Hyper-Sonic Motor (HSM) which provides
for fast and quiet autofocusing. Sigma 17-50mm f/2.8 is ideal for many photo
opportunities particularly landscapes and portraits, but with its wide focal
range and a close focusing distance down to 11" (28cm) you can capture images
with unique perspectives. It will quickly become one of the most important
lenses in your gear bag.
Sigma 17-50mm F2.8 EX DC OS HSM Lens For Pentax
Features: Sigma 17-50mm F2.8 EX DC OS HSM Lens For Pentax
Designed exclusively for digital SLR cameras
Compact and lightweight construction makes it ideal for travel photography
Features a hyper sonic motor which enables quiet and high speed auto focus
Offer a minimum focusing distance of 28cm throughout the entire zoom range
Internal focusing system keeps the length of the lens unchanged when changing
focus
Rounded diaphragm with 7 optical blades to view objects correctly that are out
of focus
Offers large aperture standard zoom lens that enables the photographer to
emphasize the subject
Features two FLD glass elements that compensate for colour aberration and
deliver improved image quality
With two glass mold and one hybrid aspherical lens provide excellent correction
for all types of aberrations
Super multi-layer coating reduces flare and ghosting and helps create sharper
images while maintaining contrast
It has a superior peripheral brightness and provides sharp and high contrast
images even at the maximum apertures
Specifications: Sigma 17-50mm F2.8 EX DC OS HSM Lens For Pentax
Lens Type: Standard Zoom
Lens Mount: Pentax K
Focal Length: 17-50mm
IS: No
Max. Aperture (f): 2.8
Min. Aperture (f): 22
Sensor Format: APS-C
Filter Thread: 77mm
Angle of View : 72.4 - 27.9 degrees
Minimum Close Distance: 28 cm / 11 in
Diaphragm Blades: 7
Maximum Magnifications: 1:5
Lens Construction: 17 Elements / 13 Groups
Focus Mechanism: HSM
Size (D x L): 83.5x91.8 mm/3.3x3.6 inch
Colour: Black
Weight: 565g
Kit Contents
Sigma 17-50mm F2.8 EX DC OS HSM Lens For Pentax
Petal Type Lens Hood
User Operating / Instructions Manual
Manufacturers Warranty
