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Reviews about this item

Review Summary

2009-08-18T21:00:00

Rated 5 out of 5

Super Lens: Great Price

First test of new lens was shooting Junior Nationals diving competition. Lens worked perfectly with my new K20D, which I also bought from Adorama. Would recommend the lens/camera combo to anybody.

WalterGA

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TRUSTED PROTECTION PLANS, EXCEPTIONAL SERVICE.

Invest in Pre-Owned Gear & Peace of Mind!

Extend coverage on pre-owned products after the retailer warranty ends and protect photo & video gear from accidental damage with Adorama Protect.

Repair or Replacement

Repair or Replacement

If we can’t fix it, we’ll replace it at no additional cost.

Accidental Damage

Extended Protection

Coverage for pre-owned gear begins after the retailer warranty ends, plus accidental damage protection for photo/video gear that starts on day one.

Peace of Mind

Peace of Mind

Enjoy your gear without fear. We have you covered!

Malfunction Protection

Malfunction Protection

When regular use of your product over time results in mechanical or electrical failure.

Zero Deductible

Zero Deductible

We will never charge you a deductible after the purchase of a plan.

Customer-Focused Support

Customer-Focused Support

Our claims process is simple & easy and our customer service team is happy to help.

Adorama Protect powered by Extend is available for purchase to customers in the United States. Not available for International and U.S. territories purchases. Plans on pre-owned items do not cover pre-existing damages.

Specification about this item

  • Type

  • Mount Thread Size:

  • Minimum Focusing Distance:

    39.4" / 100cm

  • Focusing:

  • Exposure measurement:

  • Zoom control:

  • Distance information:

  • Focal length:

  • Objective lens diameter:

  • Exit pupil:

  • Brightness:

  • Angular Field of View at 1000 m:

  • Maximum Aperture

    f2.8

  • Minimum Aperture

    f22

  • Angle of View

    34.3�-12.3�

  • Lens Construction

    15 Groups, 18 Elements

  • Maximum Magnification Ratio

    1:3.5

  • Filter Diameter

    77mm

  • Overall Length

  • Diaphragm Blades

    9 pcs

  • Standard Accessory

  • Compatible Mount

  • Warranty

  • Weight:

    48.3 oz / 1370 g

  • Dimensions:

    3.4" x 7.3" / 86.5 mm x 184.4 mm

  • Disc Labels:

  • Data Writing Speed:

  • Average Access Time

  • Data Buffer

  • Power Requirements;

  • Minimum System Requirements:

  • Software Included:

  • Focal length scale:

  • Other

    Lens Hood: Petal-type Hood (included)

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About Sigma 70-200mm f/2.8 DG APO Macro HSM II Auto Focus Telephoto Zoom Lens for Pentax AF

The Sigma Corporation is pleased to present the APO 70-200mm F2.8 II Ex DG MACRO HSM. This large aperture zoom lens has improved optical performance and retains close-up ability with a minimum focusing distance of 39.4" / 100cm, and maximum magnification ration of 1:3.5.

This lens is suitable for taking all type of subjects such as portraits, landscape, and close-up pictures. Two SLD "Special Low Dispersion" and three ELD (Extraordinary Low Dispersion) glass elements provide excellent correction for all types of aberrations.

High image quality is assured throughout the entire zoom range. The super multi-layer coating reduces flare and ghosting. This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF as well as full-time manual focusing capability.

The lens design incorporates an inner focusing and inner zooming systems. The overall length of the lens does not change during focusing and zooming, ensuring convenient handling. A removable tripod collar (TS-21) is included as a standard component.

When this lens is used with the optional 1.4x Ex DG APO or 2x Ex DG APO Tele Converters, it becomes a 98-280mm F4 AF telephoto zoom lens or a 140-400mm F5.6 AF telephoto zoom lens respectively.

Sigma 70-200mm f/2.8 DG APO Macro HSM II Auto Focus Telephoto Zoom Lens for Pentax AF Features

  • Improved optical performance with a minimum focusing distance of 39.4"/100cm, and maximum magnification of 1:3.5
  • Two SLD and three ELD glass elements provide excellent correction for all types of aberrations
  • Super multi-layer coating reduces flare and ghosting
  • HSM ensures quiet, high speed autofocus with full time manual focusing
  • APO Tele Converter is available