Sigma 50-100mm f/1.8 DC HSM Art Lens

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Pairing a useful range of telephoto focal lengths with an especially fast design, this Sigma 50-100mm f/1.8 DC HSM is an Art-series zoom mixing impressive versatility with advanced optics. The bright f/1.8 constant maximum aperture offers consistent low-light performance throughout the zoom range and also affords greater control over focus placement for shallow depth of field and selective focus applications. The optical design incorporates a series of low dispersion and high-refractive index el