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Sigma 70-200mm f/2.8 APO EX DG HSM OS lens for Sony A-Mount [77]

Model #361005
  • $558.00

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New in box complete with manufacturer's USA warranty. Not previously owned or used.
Essentially new with no signs of use. “Open box.” In manufacturer's packaging with original accessories and instructions. 180-day warranty.
Barely used with virtually no traces of wear. Only the closest inspections will reveal slight use. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Lightly used with limited signs of wear. Exceptionally nice but may have slight wear on finish visible. Lens glass could contain light dust or debris. Excellent picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Noticeably used with average signs of wear. Shows moderate wear for the age of the item, with the possibility of blemishes and/or minimal dings. Lens glass may have average dust and zoom/focus ring tension may have slight looseness or tightness overall, but will not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Frequently used with above-average wear. May have dents, dings, or finish loss. Lens glass may have small scratches, dust, and blemishes, and zoom/focus ring tension may have moderate looseness or tightness overall, but should not affect picture quality. Accessories usually not included, unless noted in listing. 180-day warranty.
Heavily used with extensive visible wear. Equipment is rough, with multiple impressions in the finish, excessive finish loss and brassing. Glass will have marks, fungus and/or heavy/cloudy haze which could affect picture quality. Accessories usually not included, unless noted in listing. Not covered under KEH warranty.
Non-functional or damaged. Equipment will not work. Usable for parts. Not covered under KEH warranty and non-returnable.
EX Excellent
With Case, Caps and Hood
$558.00
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Sigma's 70-200mm f/2.8 with optical stabilization, built for Sony A-Mount.

The 70-200mm f/2.8 range is a workhorse focal length in any serious shooter's kit, and Sigma's APO EX DG HSM OS version arrives in native Sony A-Mount form. The constant f/2.8 aperture gives you meaningful light-gathering across the entire zoom range, which matters most when the action is unpredictable and you can't control your environment. The HSM autofocus motor drives focus quietly and quickly, and the OS designation tells you optical stabilization is built in. A 77mm filter thread is the standard you'd expect at this class and aperture.

Native A-Mount means full electronic communication with Sony's Alpha bodies, metering, autofocus, and EXIF data all work as intended without workarounds. For photographers who have invested in Sony A-Mount glass and bodies, this lens slots in without compromise. At f/2.8 with 200mm of reach, you have real subject isolation and the ability to work in lower ambient light than slower telephoto zooms allow.

Who It's For

Sports and event photographers get constant f/2.8 through the full 70-200mm range, so exposure settings stay consistent as subjects move across the frame. Portrait and wedding photographers working longer distances benefit from the f/2.8 aperture and 200mm reach for natural compression and subject separation. Wildlife and outdoor photographers shooting in changing light will rely on the optical stabilization the OS designation provides. Sony A-Mount system shooters specifically gain native lens communication with their existing bodies, keeping autofocus and metering fully integrated.

Key Features

  • Constant f/2.8 aperture across 70-200mm focal length range
  • HSM autofocus motor for quiet, quick focus
  • Optical stabilization built into the lens
  • Native Sony A-Mount with full electronic communication
  • 77mm filter thread
  • APO optical design

FAQ

What autofocus system does this lens use?
The HSM (Hypersonic Motor) drives autofocus quietly and quickly across the 70-200mm range.
Is this lens native to Sony A-Mount?
Yes. Native A-Mount means full electronic communication with Sony Alpha bodies-metering, autofocus, and EXIF data all work as intended.
What's the filter size for this lens?
77mm. Standard for this class and aperture.
Does the aperture stay constant throughout the zoom range?
Yes. The f/2.8 aperture is constant from 70mm to 200mm.
Why would I choose f/2.8 over a slower telephoto zoom?
The constant f/2.8 aperture gives you meaningful light-gathering across the entire zoom range, which lets you work in lower ambient light and achieve real subject isolation that slower telephoto zooms cannot match.
What does the OS designation mean?
OS indicates optical stabilization is built into the lens.
SpecificationValue
Focal Length70-200mm
Max Aperturef/2.8
MountSony A-Mount
Filter Thread77mm

This description was generated using AI based on KEH's internal product standards, product expertise, and knowing what customers care about most. While we strive for accuracy, details may vary by individual item.

Brand Name Sigma
Filter Size 77mm
Focus Type Autofocus (lens motor)
Lens Mount Sony A & Minolta A
Lens Type Telephoto / Long
Max Focal Length 200mm
Min Focal Length 70mm