Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha

Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha
$469
17-70 mm
autofocus 4.1x zoom lens
f/2.8-4
variable aperture
  • Designed for APS-C Sony Alpha DT
  • Sigma OS Image stabilized
  • Sigma HSM Built in focus motor

compatibilitywith digital cameras

APS-C (1.5x crop factor)

This lens is compatible with APS-C (1.5x crop factor) cameras such as the Sony SLT A57, Sony SLT A77 and Sony SLT A58.

Sony SLT A57
69.3 - 19.1°
horizontal angle of view
26-107mm
35mm equivalent focal length

Pros

The Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha vs other Sony Alpha DT lenses

Magnification Great macro Help
1:2.7 (0.4x)
Focus motor Silent focus motor Help
Silent and fast
Aperture Wide aperture Help
f/2.8
Image stabilization More advanced image stabilization Help
Sigma OS

Cons

The Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha vs other Sony Alpha DT lenses

Fixed aperture Variable aperture Help
Narrower aperture at longer focal lengths

The Sigma 17-70mm f/2.8-4 DC Macro OS HSM Sony-alpha vs other Sony Alpha DT wide angle lenses

Zoom range Below average zoom range Help
4.1x

Specifications

General

Min focal length
Help
17 mm
Max focal length
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70 mm
Zoom range
Help
4.1x
Magnification
Help
1:2.7 (0.4x)

Aperture

Wide minimum
Help
f/2.8
Wide maximum
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Unknown
Tele minimum
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f/4
Tele maximum
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Unknown

Features

Auto focus
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Yes
Focus motor
Help
Sigma HSM
above average above average
Image stabilization
Help
Sigma OS
above average above average
Fisheye
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No
Tilt-shift
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No

Form factor

Lens mount
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Sony Alpha DT
Length
Help
Unknown
Diameter
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Unknown
Filter size
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Unknown
Weight
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0.5 kg

Angle of view

Wide horizontal
Help
69.5°
Telephoto horizontal
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19.1°
Wide vertical
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49.3°
Telephoto vertical
Help
12.7°
Wide diagonal
Help
79.5°
Telephoto diagonal
Help
22.8°

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