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シグマ/Sigma 10mm - 20mm f/4-5.6 EX DC AF Zoom Lens f/Sony Alph/Maxxum -USA #201205 201205/レンズ/Lens/カメラ/camera/アクセサリー SG1020MAXConstruction:14 Elements in 10 Groups
Angle of view:102.4° - 63.8°
F stop range:Minimum Aperture : f/22
Closest Focusing Distance:24cm (9.4'')
Dimensions (Length x Diameter):81mm (3.2'') x 83.5mm (3.3'')
Weight:16.6 oz / 470.60 gr
・Super wide-angle zoom lens designed exclusively for digital SLR cameras
・Covers a superwide angle of view 102.4° to 63.8°
・Three pieces of Special Low Dispersion (SLD) elements and three aspherical lens elements produce top quality optical performance.
・Inner focusing system ensures the length of the lens remains unchanged while controlling aberrations.
・Minimum focusing distance of 24cm (9.4'') at all focal lengths.
・Relatively compact lightweight for an ultra wide-angle zoom lens.
10-20mm F4-5.6 EX DC lens allows enjoyment of super wide-angle photography and it is a very powerful tool for indoor shooting and landscape photography
Wide angle of view (102.4° at 10mm and 63.8° at 20mm) offers the photographer greater freedom of expression.
These are special DC Series Lenses designed so that the image circle matches the smaller size of the image sensor of most digital SLR cameras. Their specialized design gives these lenses the ideal properties for digital cameras the compact and lightweight construction is an added bonus!
Three 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 (9.4'') 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.
Vignetting will occur if the lens is used with digital cameras with image sensors larger than APS-C size or 35mm SLR cameras.
The Sigma 10-20mm is commonly used for Landscape/scenery Landscape photography and more.The Sigma 10-20mm is most used by customers who consider themselves to be a Enthusiast among others.The Sigma 10-20mm is popular because customers like the following qualities of the Sigma 10-20mm: Consistent output Fast / accurate auto-focus Lightweight and Strong construction.
ソニー/シグマ/Sigma 10mm - 20mm f/4-5.6 EX DC AF Zoom Lens f/Sony Alph/Maxxum -USA #201205 201205