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The SIGMA 24-70mm F2.8 EX DG HSM Lens is a, Compact large aperture standard zoom lens equipped with HSM for the latest digital SLR cameras
This large aperture standard zoom lens covers focal lengths from 24mm
and is housed in a compact construction. The latest optical design
provides a compact construction and is ideal for general photography.
ELD (Extraordinary Low Dispersion) glass, two SLD (Special Low
Dispersion) glass elements and three aspherical lenses provide
excellent correction of all types of aberrations. This lens
incorporates HSM (Hyper Sonic Motor), ensuring a quiet and high speed
AF as well as full time manual focus capability.
This lens has a
minimum focusing distance of 38cm/15in and a maximum magnification
ratio of 1:5.3. The rounded 9 blades diaphragm creates an attractive
blur.
Excellent optical performance
ELD (Extraordinary Low Dispersion) glass, two SLD (Special Low
Dispersion) glass elements, two molded glass aspherical lenses and a
hybrid aspherical lens provide excellent correction for all type of
aberrations. High image quality is assured throughout the entire zoom
range.
Large aperture standard zoom lens with compact construction
The lens has a compact construction with an overall length of 94.7mm
(3.7”). It is ideal for many situations such as portrait, landscape and
general photography.
F2.8 large aperture over the entire zoom range
This lens offers a large aperture of F2.8 over its entire zoom range.
It provides freedom of creative expression and is ideal for photography
indoors or in dim lighting.
HSM (Hyper Sonic Motor)
HSM ensures a quiet and high speed AF as well as full-time manual focus override by rotation of the focus ring.
Inner focusing system
The inner focusing system eliminates front lens rotation as well as providing high speed AF and convenient handling.
Rounded diaphragm
This lens has a rounded 9 blade diaphragm which creates an attractive blur to the out of focus areas.
Reduced Flare and Ghosting
The super multi-layer coating reduces flare and ghosting and provides high contrast images throughout the lens' focal length.
Petal-type hood
This lens is equipped with a Petal-type hood to block out extraneous light and reduce internal reflections.
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