Ronkonkoma, NY, Jan. 9, 2012. Sigma Corporation is pleased to launches the new lens, it is the Sigma APO Macro 180mm F2.8 EX DG OS HSM. The lens is a macro lens that offers a magnification ratio of 1:1 with a large maximum aperture of F2.8. The lens also has Optical Stabilizer (OS) technology and a quiet “hypersonic” AF motor which support to get faster shutter speeds for narrow depth of field. Additionally, the Sigma APO Macro 180mm F2.8 EX DG OS HSM has three “F” Low Dispersion (FLD) glass elements which offers the same performance like fluorite glass including to avoid the color aberrations including an inner focusing system minimizes aberrations while the Super Multi-Layer Coating is able to reduce the flare and ghosting on the images. It allows you get sharp and high contrast images, even at the maximum aperture.
Mark Amir-Hamzeh as the president of Sigma Corporation of America said “Our first 180mm macro was very popular with macro photographers and we’re certain that discerning photographers will be very impressed with its new technical and performance upgrades. The Optical Stabilizer technology and faster maximum aperture will make it even easier for users to capture the close-up, intricate details in the tiny world around them, We’ve released some really incredible products in the past year – there’s truly something in our lineup for every type and level of photographer.”
The Sigma APO Macro 180mm F2.8 EX DG OS HSM featuring a Hyper Sonic Motor (HSM) technology to ensure quiet and high-speed autofocus including provides full-time manual focus capability. The lens also has a rounded nine-blade diaphragm to create an attractive the blur images background. With a magnification ratio of 1:1, the lens has a focusing distance of 18.5 inches which allows you get more advantage when taking pictures of highly sensitive subjects like butterflies.