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Maintaining the high performance of the previous model this 28-300mm zoom lens now features Tamron's "Di" design making it the ideal lens for use with both digital and film cameras. The "Di" design is achieved by applying a new optical design to its coated surfaces. Whether you shoot film or digital the lens provides high image quality for both platforms. When used with APS-C size digital SLR cameras the lens provides an angle of view equivalent to approximately 44-465mm covering the standard to ultra telephoto range with little sacrifice of quality or aperture range.Specification:Lens Construction (Groups/Elements) 13/15Angle of View: 75°-8°Type of Zooming: RotationDiaphragm Blade Number: 9Minimum Aperture: F/22Minimum Focus: 0.49mMacro Mag. Ratio: 1:2.9Filter Diameter: �62mmWeight 420gDiameter x Length: �73 x 83.7mm (More)
Sigma 28-300mm F3.5-6.3 DG MACRO lens covers all the focal lengths from 28mm wide angle to 300mm telephoto with 10.7:1 high zoom ratio as well as macro capability. 28-300mm F3.5-6.3 DG MACRO packs a lot of performance in a compact package with ultra compact dimensions that make this lens the ultimate traveling companion. (More)