2008 Photokina Tradeshow
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The following is an unedited press release, shown as received from the company represented. We've elected to present selected releases without editorial comment, as a way to provide our readers more information without further overtaxing our limited editorial resources. To avoid any possible confusion or conflict of interest, the Imaging Resource will always clearly distinguish between company-provided press releases and our own editorial views and content.

Sigma's 50mm F1.4 EX DG HSM lens for Four Thirds. Courtesy of Sigma, with modifications by Michael R. Tomkins. PRESS RELEASE: Large aperture, medium telephoto lens for the Four Thirds System


50mm F1.4 EX DG HSM for Four Thirds System

  • Fast F1.4 aperture medium telephoto lens is ideal for portrait photography

  • Provides sharp and high contrast images even at the maximum aperture

  • Incorporates a molded glass aspherical lens, excellent for correcting coma aberration and creating superior image quality

  • Super Multi Layer Coating reduces flare and ghosting

  • The rounded 9 blades diaphragm creates an attractive blur

  • HSM ensuring quiet and high speed AF with full time manual focusing

This large aperture lens becomes a medium telephoto lens offering 100mm equivalent angle of view on Four Thirds cameras. The optimum optical design and molded glass aspherical lens elements provide excellent correction of coma aberration. It ensures superior peripheral brightness and provides sharp, high contrast images even at the maximum aperture. The Super Multi Layer Coating reduces flare and ghosting. Superior optical performance is ensured throughout the focusing range. The rounded 9 blades diaphragm creates an attractive blur. This lens incorporates HSM (Hyper Sonic Motor), ensuring a quiet and high speed AF as well as full time manual focusing capability.

50mm F1.4 EX DG HSM for Four Thirds
Case, Petal-type Hood (LH829-01) supplied
Lens Construction 8 elements 6 groups
Maximum Magnification 1:7.4
Angle of view 24.4 degrees
Filter Size φ77mm
Number of blades 9pcs
Lens Hood Petal-type hood
Minimum aperture F16
Dimensions φ84.5mm ×73.7mm / 3.3in x 2.9in
Minimum Focusing Distance 45cm / 17.7in
Weight 530g / 18.7oz
Accessories SIGMA DG UV 77 mm
SIGMA DG WIDE CIRCULAR PL 77mm
LENS HOOD LH829-01 (Supplied)
.


(First posted on Tuesday, September 23, 2008 at 02:01 EDT)

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