Size-Sigma 120-300 mm F2.8 telezoom Announces

Photokina 2010: Sigma, announced 120-300 mm f/2.8 EX DG OS HSM, the high-speed telezoom feature optical image stabilization and weatherproof construction revisions. Adopts the 'F'-low dispersion lens also offers auto focus full-time type ultrasonic HSM manual overrides to minimize chromatic aberration and ultra low dispersion glass. 9 Cars attractive rounded diaphragm blade pins adopt lag while maintaining the autofocus Sigma 1... 4 x and 2. 0 xteleconverters and completely compatible.

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Press release:

Large aperture telephoto zoom OS and weatherproof construction large aperture telephoto zoom lens-Sigma exclusive light stable system weather resistant seal sealing connectors) and attractive blur HSM quiet and high-speed AF rounded 9 blade diaphragm ensuring is created,

Sigma Corporation is the new Sigma APO 120-300 mm F2.8 EX DG OS HSM, has announced the optical performance was offered. Across this large aperture zoom lens-Sigma OS (optical stabilizer) function and the weatherproof design features to be used in harsh conditions.

One for the SLD and the 2-glass maximum chromatic aberration correction is used. Flare and Ghost coating over to lens design, internal and entire zoom range to ensure sharp images and reduce multilayer lens incorporates inner zoom system.

Improved optical performance provides excellent correction of sagittal coma flare, and ultra high resolution, fixed focus lens ensure comparable.

Shutter speed than is otherwise possible is the use of about 4 slow, stop and handheld remote photo enabled, provides operating system features.

Guarantee the overriding while and quiet fast AF HSM (ultrasonic motor) and full-time manual focus. 9 Blade diaphragm rounded, attractive blur creates focused areas of the image.

EX DG and remote Converter 2 EX DG APO 1 x optional. Generate additional 4, super telephoto zoom lens AF.

focal length equivalent to 35 mm (24) • 180-450 mm (1. 5 x)
• 190 480 mm (1. 6 x) lens Clickconstruction • 23 elements / 18 groups
• 2-Element
• 1 SLD elementAF motor type • ring-type ultrasonic motors
• Full time manual focus Dimensions114.4 mm diameter x 289 mm length
(4.5 x 11.4 inch) printed by comment news discussions shared mail: Twitter Facebook Digg del.icio.us.

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