by admin on October 20, 2009
| Brand: |
Sigma |
| Average Rating |
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The APO 150-500mm F5-6.3 DG OS HSM Ultra-Telephoto Zoom Lens covers a telephoto range up to 500mm and allows photographers to bring the subject close and short perspective. Sigma’s original OS (Optical Stabilizer) function offers the use of shutter speeds approximately 4 stops slower. It is ideal for sports, wildlife and landscape photography with handheld shooting. Three SLD (Special Low Dispersion) glass elements provide excellent correction for chromatic aberration. This lens is equipped with a rear focus system that minimizes fluctuation of aberration caused by focusing. The super multi-layer lens coating reduces flare and ghosting. High image quality is assured throughout the entire zoom range. This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF as well as full-time manual focusing capability. A removable tripod socket (TS-31) is included as a standard component. 16.4 to 5-degrees Angle of View 220cm/86.6 Minimum Focusing Distance Dimensions – 3.7 x 9.9 (94.7×252mm) Weight – 1910 grams (67.4 ounces) more info
by admin on October 19, 2009
| Brand: |
Sigma |
| Average Rating |
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10-20mm F4-5.6 EX DC HSM lens allows enjoyment of super wide-angle photography and it is a very powerful tool for indoor shooting and landscape photography with digital SLR cameras. Wide angle of view (102.4 degrees at 10mm and 63.8 degrees at 20mm) offers the photographer greater freedom of expression. 3 Special Low Dispersion (SLD) glass elements are employed for effective compensation of color aberration, which is a common problem with super-wide angle lenses. One piece of glass mold and two hybrid aspherical lenses, offer excellent correction for distortion, as well as all types of aberration. This lens is equipped with an inner focusing system, and the models which are equipped with HSM system provide quiet, high speed autofocus shooting and also offer full time manual focusing. It has a minimum focusing distance of 24cm at all focal lengths. The non-rotating lens barrel perfectly suits the petal shaped lens hood. A circular polarizing filter can also be used conveniently. Angle of View – 102.4 – 63.8 degrees 6 Diaphragm Blades Minimum Aperture F22 Minimum Focusing Distance – 24cm/9.4 inches Maximum Magnification – 1 – 6.7 Filter Size – Diameter 77mm Lens Hood Petal Hood Dimensions – Diameter 83.5mm x Length 81mm, 3.3 x 3.2 inches Weight – 470 gram (16.6 ounces) more info
