Digital Photography Now - www.dpnow.com  
 
advertisements
6th July 2005
Sigma announces the 800mm F5.6 APO EX DG/HSM
Introduction
Release Issued by Sigma:

Fast maximum aperture 800mm ultra telephoto lens optimised for digital SLR cameras.

  • Two Extraordinary Low Dispersion (ELD) glass elements produce excellent image quality.

  • Accepts APO EX Tele-Converters. The lens can be used as a 1600mm ultra-telephoto lens when used with the 2X APO EX Tele-Converter.

  • New multi layer lens coating is very effective with digital cameras, minimises flare and ghost.


  • This ultra-telephoto lens is designed to optimize the characteristics of digital SLR cameras and features a new multi layer lens coating.

    Incorporating two Extraordinary Low Dispersion glass elements to reduce chromatic aberration to a minimum and ensure sharp, quality images. The overall length of the lens does not change during focusing, ensuring convenient handling and ease of use. The Hyper Sonic Motor (HSM) ensures an ultra-quiet, high-speed AF function as well as full-time manual focusing capability for Sigma, Canon, and Nikon mount lenses. A 46mm filter can be inserted near the rear of the lens, and a circular polarising filter can be used in situ.

    By adding a 1.4x EX APO teleconverter (optional extra), you can use this lens as a 1120mm F8 MF ultra-telephoto lens or as a 1600mm F11 MF ultra-telephoto lens with a 2.0x EX APO teleconverter.

    Specifications


    Focal Length :800mm
    Minimum Aperture :F32
    Lens Construction :12 Elements in 9 Groups
    Angle of View :3.1°
    Number of Diaphragm Blades :9pcs
    Minimum Focusing Distance :700cm (275.6”)
    Maximum Magnification :1:8.8
    Filter Size :46mm (drop-in type)
    Lens Hood :Bayonet Hood
    Dimensions :Diameter 156.5mm(6.2”) x Length 521mm (20.5”)
    Weight :4900gr/172.8oz
    Fittings :Sigma, Canon and Nikon-D (Pentax and Konica/Minolta TBA).
    SRP :£4499.99

     The appearance and specifications are subject to change without notice.
     
    advertisements
    ©2001-2015 Digital Photography Now, All Rights Reserved.