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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 85mm F1.4 EX DG HSM lens. Photo provided by Sigma Corp. PRESS RELEASE: SIGMA 85mm F1.4 EX DG HSM announced


The Sigma Corporation is pleased to announce the new Sigma 85mm F1.4 EX DG HSM.

This large aperture medium telephoto lens optimized for use with digital SLR cameras features a focal length of 85mm, ensuring a natural perspective. The large aperture of F1.4 is especially ideal for portrait and low light photography. When used on digital cameras with an APS-C size image sensor, the lens effectively becomes a 127.5mm F1.4 lens. One SLD (Special Low Dispersion) glass element and one glass mold element give excellent correction for all types of aberrations and ensure superior optical performance. This lens is equipped with a rear focus system that minimizes fluctuation of aberration caused by focusing. The Super Multi-Layer Coating reduces flare and ghost even in backlight photography. Incorporating HSM (Hyper Sonic Motor), this lens provides quiet and high speed AF as well as full-time manual focus capability. It features a minimum focusing distance of 85cm and a maximum magnification 1:8.6. This lens has a round 9 blade diaphragm which creates an attractive blur to the out of focus images.

This lens is supplied with a Petal-type hood to block out extraneous light. For digital cameras with an APS-C size image sensor, a dedicated hood adapter, which expands the length of the lens hood, is supplied and enables the hood to block out extraneous light more effectively.

The SIGMA 85mm F1.4 EX DG HSM lens. Photo provided by Sigma Corp. Click for a bigger picture!


The SIGMA 85mm F1.4 EX DG HSM lens.
Photo provided by Sigma Corp.

● Case, Petal-type hood, Hood Adapter, supplied.

【Specification】(For Sigma mount)

Lens Construction
11 Elements in 8 Groups

Maximum Magnification
1:8.6

Angle of View
28.6 degrees

Filter Size
Diameter 77mm

Number of blades
9pcs (Rounded diaphragm)

Lens Hood
Petal-type hood

Minimum Aperture
F16

Dimensions
Diameter 84.7mm×Length 87.6mm/3.3in.×3.4in.

Minimum Focusing Distance
85cm/33.5 in.

Weight
TBD

【Corresponding AF Mounts】
SIGMA, SONY(D) *1, NIKON(D),PENTAX*1, CANON

* PENTAX SFX and SF7 cannot be used.
* Nikon and Pentax mount lenses do not have an aperture ring.
*1 If the camera body does not support HSM, auto focus will not be available.


(First posted on Sunday, February 21, 2010 at 02:42 EST)

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