Currently viewing the tag: "HSM"
The Latest Sigma 70-200mm f/2.8 APO EX DG HSM OS FLD is Now Available For Pre Order at Amazon.Com
- Designed for use with full frame digital SLR cameras. May also be used with smaller APS-c size sensors with a corresponding effective increase in focal length to about 100 to 300mm with most cameras
- Offers Sigma’s OS System (Optical Stabilization) allowing handheld photography even in low-light situation
- HSM (Hyper-Sonic Motor) ensures a quiet & high-speed auto focus
- FLD glass elements with performance equal to fluorite glass for compensate for color aberration
Official Announcement were made March 19, 2010:
The Sigma APO 50-500mm F4.5-6.3 DG OS HSM lenses are now available for purchase in Canon mounts through authorized Sigma dealers at the MSRP of $2,400. Nikon mounts will be available later this month, and they will be followed by Sigma, Pentax and Sony mounts in April.
This 10x high-zoom ratio, ultra telephoto zoom lens differs from its predecessor with the incorporation of Sigma’s original Optical Stabilization (OS) function, which offers the use of shutter speeds approximately four stops slower than would otherwise be possible. Only Sigma has made it possible for Pentax and Sony shooters to utilize an anti-shake system in either the lens or the camera body. The compensation for camera shake is visible in the view finder for all mounts, which makes accurate focusing fast and easy.
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