11% off (Sale price $799.00, Reg. Price $899.00) :: The Sigma 24-105mm F4 DG OS HSM Art lens is a premium lens designed for full frame cameras and will also work with APS-C sensors with an effective increase in focal length. The 24-105mm F4 is a highly versatile focal range and staple everyday lens. With the increasing resolution power of new sensors it is designed to bring out the true potential of evolving camera technology. Sigma’s 24-105mm f4 includes proprietary Sigma technology including our Hyper Sonic Motor (HSM) which ensures fast quiet and accurate autofocusing as well as our Optical Stabilizer (OS) which compensates for camera shake. A 9 blade rounded diaphragm creates beautiful background blur while FLD and SLD glass elements compensate for various aberrations distortion and curvature. The use of Thermally Composite Material (TSC) reduces size and weight and as part of the new Global Vision design it is compatible with the Sigma USB dock for further customization and the new Mount Conversion Service. Art LensEngineered for those who see photography as an expression of self Sigma’s Art line offers sophisticated optical performance and abundant expressive power to deliver faithfully on your artistic vision.ASP – AsphericalThe aspherical lens complex allows freedom of design improved performance a reduced number of component lenses and a compact size.DG – DG for DigitalSigma's DG lenses are specifically designed to deliver the ultimate level of performance on full frame digital SLRs. Sigma DGs also maximize the abilities of 35mm SLR cameras and APS-C size DSLRs. Thanks to a complete and comprehensive approach to the correction of chromatic aberrations you will experience incredible image clarity and smoothness. Specific attention was paid to helping eliminate color fringing often caused by lateral chromatic aberration a problem that is magnified at high resolution in digital photography. DG lenses provide exceptionally high contrast along with subtle gradations in tone and color. Super Multi-Layer Coating along with Sigma's opti
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