Sigma 85mm f/1.4 EX DG HSM Large Aperture Medium Telephoto Prime Lens for Pentax Digital SLR Cameras

Sigma 85mm f/1.4 EX DG HSM Large Aperture Medium…

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The Sigma Corporation is pleased to announce the new Sigma 85mm F1%2E4 EX DG HSM%2E%0D%0AThis large aperture medium telephoto lens optimized for use with digital SLR cameras features a%0D%0Afocal length of 85mm%2C ensuring a natural perspective%2E The large aperture of F1%2E4 is especially ideal for%0D%0Aportrait and low light photography%2E When used on digital cameras with an APS%2DC size image sensor%2C%0D%0Athe lens effectively becomes a 127%2E5mm F1%2E4 lens%2E One SLD %28Special Low Dispersion%29 glass element%0D%0Aand one glass mold element give excellent correction for all types of aberrations and ensure superior%0D%0Aoptical performance%2E This lens is equipped with a rear focus system that minimizes fluctuation of%0D%0Aaberration caused by focusing%2E The Super Multi%2DLayer Coating reduces flare and ghost even in%0D%0Abacklight photography%2E Incorporating HSM %28Hyper Sonic Motor%29%2C this lens provides quiet and high%0D%0Aspeed AF as well as full%2Dtime manual focus capability%2E It features a minimum focusing distance of 33%2E5%0D%0Ainches and a maximum magnification 1%3A8%2E6%2E This lens has a round 9 blade diaphragm which creates%0D%0Aan attractive blur to the out of focus images%2E This lens is supplied with a Petal%2Dtype hood to block%0D%0Aout extraneous light%2E For digital cameras with an APS%2DC size image sensor%2C a dedicated hood adapter%2C%0D%0Awhich expands the length of the lens hood%2C is supplied and enables the hood to block out extraneous%0D%0Alight more effectively%2E