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This zoom range from Sigma represents their finest quality and includes ELD (Extra Low Dispersion) glass, apherical lens elements and a Hyper Sonic Motor for fast and quiet focusing. It also has a nine-blade rounded aperture design to give a natural look to out-of-focus areas.The following information is detailed on Sigma's website: http://www.sigma-imaging-uk.com (opens a new window)Excellent optical performanceELD (Extraordinary Low Dispersion) glass, two SLD (Special Low Dispersion) glass elements and a molded glass aspherical lens provide excellent correction for all types of aberrations. High image quality is assured throughout the entire zoom range.Large aperture standard zoom lens with a compact constructionThe lens has a compact construction with an overall length of 94.7mm (3.7â). It is ideal for many situations such as portrait, landscape and general photography.F2.8 large aperture throughout the entire zoom range This lens offers a large aperture of F2.8 throughout its entire zoom range. It provides freedom of creative expression and is ideal for photography indoors or in low light.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 systemThe inner focusing system eliminates front lens rotation as well as providing high speed AF and convenient handling.Rounded diaphragmThe rounded 9 blade diaphragm creates a soft, attractive blur to the out of focus areas of the image.Reduced Flare and GhostingThe super multi-layer coating reduces flare and ghosting and provides high contrast images throughout the lensâ focal length.Petal Type HoodThis lens is equipped with a Petal-type hood to block out extraneous light and reduce internal reflections.Additional SpecificationsLens Construction: 14 Elements in 12 GroupsAngle of View: 84.1 - 34.3°Minimum Aperture: f22Minimum Focus: 38cmMaximum Magnification: 0.189x (1:5.3)
Price: £579.00 from Jessops
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Jessops | £579.00 | Go to shop |
This zoom range from Sigma represents their finest quality and includes ELD (Extra Low Dispersion) glass, apherical lens elements and a Hyper Sonic Motor for fast and quiet focusing. It also has a nine-blade rounded aperture design to give a natural look...
This zoom range from Sigma represents their finest quality and includes ELD (Extra Low Dispersion) glass, apherical lens elements and a Hyper Sonic Motor for fast and quiet focusing. It also has a nine-blade rounded aperture design to give a natural look...
With digital SLRs in mind, Sigma have employed the very latest optical technology in the production of this medium telephoto macro lens. The 70mm focal length gives an equivalent field of view as a 105mm lens when used on digital SLR cameras with an APS-C...
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