Sigma 18-50mm f/2.8 EX DC SLD ELD Aspherical Macro Lens for Canon Digital SLR Cameras description
The Sigma Super Wide Angle Zoom 18-50mm lens offers a large aperture of F2.8 over its entire range of focal lengths and its large depth of field offers greater freedom of creative expression. This lens is perfectly suited for low light conditions indoors or at dusk. It covers wide angle to medium telephoto and is ideally suited to a wide range of subjects. It is an ideal large aperture standard zoom lens for digital SLR cameras featuring APS-C size image sensor.The characteristics of digital SLR cameras were taken into consideration when designing the lens power layout. A Special Low Dispersion (SLD) glass lens element provides effective compensation for lateral chromatic aberration, which is likely to occur with digital SLR cameras. The use of two aspherical lens elements provides correction for various aberrations and makes high quality images a reality throughout the entire zoom range.A Special Low Dispersion (SLD) lens and two aspherical lens elements provide excellent correction for all types of aberrations. The design produces a compact and lightweight, yet robust, construction with an overall length of 84.1mm (3.3in.) and maximum diameter of 74.1mm (2.9in.) and weight of 445g (15.7oz).Super Multi Layer (SML) coating gives the best color balance and reduces flare and ghosting from which digital cameras tend to suffer. This lens has a minimum focusing distance of 28cm (11 in.) throughout the entire zoom range which is very convenient for close-up photography. The lens is equipped with an inner focusing system. The non-rotating front lens element makes the lens suitable for using its petal-type lens hood and circular polarizing filters. This lens has excellent correction for vignetting which is a common problem of large aperture lenses. Its new design ensures superior peripheral brightness.Features: Large aperture zoom lens designed specifically for use with digital SLR cameras EX lens series denotes excellence of engineering and new tec...
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Sigma 18-50mm f/2.8 EX DC SLD ELD Aspherical Macro Lens for Canon Digital SLR Cameras features
- Large aperture of f2.8 throughout the entire zoom range
- Minimum focusing distance of 8" & a maximum magnification factor of 1 to 3
- Aspherical lenses offer compact and lightweight construction
- SLD and ELD glasses offer excellent correction of color aberrations
- Designed to fit Canon digital SLR cameras
Sigma 18-50mm f/2.8 EX DC SLD ELD Aspherical Macro Lens for Canon Digital SLR Cameras best price
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