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Sigma 500mm f/4.5 EX DG APO HSM Lenses for Canon

With excellent engineering technology, the apochromatic ultra telephoto Sigma APO 500mm F4.5 EX DG Lens comes with a maximum f/4.5 aperture range. You can use these super telephoto lenses with Canon EOS cameras as well.The chromatic aberration is reduced to a certain extent through the Extraordinary Low Dispersion (ELD) glass elementsIt enables fast and responsive internal and autofocus speedThe improved DG lens design is useful for correcting various aberrationsGet the best color balance and reduce flare and ghosting using these Canon telephoto lenses as they come with special coatingThe major problem of lateral chromatic aberration in digital SLR cameras is efficiently corrected using these ultra telephoto lensHyper Sonic Motor is powerful and silent and enables continuous manual focusThis lens has a 46mm rotatable drop-in filter holder, which is present behind the lens barrel to facilitate use of filtersThe minimum focus distance of Sigma APO 500mm F4.5 EX DG Lens is 13.2'The length of these super telephoto lenses is 13.7"The magnification ratio of this fast autofocus lens is 1:7.7The Sigma APO 500mm F4.5 EX DG Lens has an view angle of 5 degreesIt weighs 6.9 lbThe lens construction includes twelve elements and nine groups
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