Sigma 30mm f/1.four EX DC HSM Lens for Canon Digital SLR Cameras
30mm focal length2 low-dispersion glass elements glass mold aspherical lens element45-degree angle of view15.7-inch minimum focusing distance
This huge aperture 30mm F1.four EX DC HSM lens is intended to match the APS-C size image sensors of digital SLR cameras. Two SLD glass elements are specifically efficient in the compensation of magnification chromatic aberration. Glass mold aspherical lens at rear group of lens minimizes
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