Sigma 300mm f2.8 APO EX DG HSM For Canon Digital & Flim SLR Cameras
- A large f2.8 aperture apochromatic lens for Canon film and digital SLR cameras
- Two ELD elements for sharp, high contrast images
- Full time manual focus
- HSM motor for quiet high speed focusing
- Rear insertion type filter with its own revolving ring for polarising filters
- Multi layer coating optimises quality for digital photography
Product details
- Product Dimensions: 10.2 x 15.2 x 15.2 cm ; 2.4 Kg
- Boxed-product Weight: 4.1 Kg
- Item model number: B0009JKGZ6
- ASIN: B0009JKGZ6
- Date first available at Amazon.co.uk: 27 Jun 2007
- Average Customer Review: Be the first to review this item
Product Description
Product Description
Sigma APO 300mm f2.8 EX is one of the EX Series lenses. It is an
ultra compact Apochromatic telephoto lens with a fast F2.8 maximum
aperture, and incorporates two Extraordinary Low Dispersion glass
elements (Abbe number 90.3), to reduce chromatic aberration to a
minimum. It incorporates internal focusing which enables responsive and
fast auto focus speed. The AF drive for Sigma SA, Canon and Nikon S.L.R.
cameras feature Sigma's ultra-quiet Hyper Sonic Motor (H.S.M.). Sigma's
dedicated APO EX Tele Converter 1.4x and 2x lenses work easily with
this lens without sacrificing the AF speed of the Sigma APO 300mm F2.8
EX. A detachable tripod socket and rotatable drop in filter holder are
provided. The lens materials used in this new lens are lead and arsenic
free ecological glass.
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