When you put the same lens on a camera with a larger sensor, there's now areas of the sensor that aren't getting light. Because the sensor on an APS-C camera is smaller, the lenses designed for it focus on getting light to that surface area. With this lens and a stable tripod, shots like this one are very easy to capture. The Sigma 18-35 1.8 is designed for APS-C sensors like Canon's xxD, Rebel and M series cameras. It is a very good choice for your night sky photography. Truly a revolutionary product, the Sigma 18-35mm 1.8 DC HSM is the first wide-angle to standard zoom lens to achieve a large aperture of 1.8. The Sigma 18-35mm 1.8 DC HSM is a new benchmark in photographic history and a must have for every camera bag. The Sigma 18-35mm Art Lens is very sharp, even at its very wide f/1.8 aperture. Sigma 18-35mm F1.8 DC HSM Art Overview - Digital Photography sigma 18-35mm f1.8 art dc hsm lens. A 9 blade rounded diaphragm also creates beautiful background blur. Sigma 18-35mm f/1.8 DC HSM lens full review (with. Its new Global Vision design works with its compatibility with the Sigma USB dock for further customization. The use of Thermally Composite Material (TSC) reduces size and weight but increases the lens durability. The 18-35mm is ideal for landscapes, portraits, still life, snap shots, casual, and close-ups and the Hyper Sonic Motor (HSM) ensures smooth, fast and accurate autofocusing. Internal focusing and zooming allows for more usability and functionality. Tapping into Sigma’s long history of lens innovations, the 18-35mm 1.8 DC HSM incorporates a wide glass molded aspherical lens with Special Low Dispersion (SLD) glass to compensate for aberrations and curvature at the widest angle. In this review of the revolutionary Sigma 18-35mm f/1.8 crop sensor lens, well cover its real world performance, along with a number of sample photos. Designed specifically for APS-C sized sensors, the Sigma 18-35mm f1.8 translates to 27mm-52.5mm on 35mm camera. Mack 3YR Diamond Warranty Under 1000 For Digital Still, Video, Lens. The Sigma 18-35mm f1.8 DC HSM is the first wide-angle to standard zoom lens to achieve a large aperture of f1.8. Sigma DC HSM ART 18-35mm f/1.8 Standard Zoom Lens for Canon APS-C EF-S.
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