Sigma 17-70mm f/2.8-4.5 DC macro - Sample Images
Info and Reviews:
Introduced: 2006
Optical design: 15 elements in 12 groups
1 SLD and 2 aspherical elements
Lens mount: Canon EF, Nikon F (FX), Pentax KAF3, Sigma SA Bayonet, Sony/Minolta Alpha
Covers: APS-C
More info:
http://www.lenstip.com/10-Sigma_17-70_mm_f_2.8-4.5_DC_Macro-lens_specifications.html
Review:
http://www.photozone.de/Reviews/312-sigma-af-17-70mm-f28-45-dc-macro-test-report--review
http://www.pentaxforums.com/userreviews/sigma-17-70mm-f2-8-4-5-dc-macro.html
Image Origin
ISO: 100
Aperture @: f/8
Focal length @: 17.3mm
Camera: Nikon D7000
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ISO: 100
Aperture @: f/8
Focal length @: 17mm
Camera: Pentax K10D
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ISO: 100
Aperture @: f/11
Focal length @: 17mm
Camera: Pentax K-5
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ISO: 400
Aperture @: f/8
Focal length @: 30mm
Camera: Canon EOS 50D
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ISO: 400
Aperture @: f/2.8
Focal length @: 17mm
Camera: Canon EOS 30D
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ISO: 400
Aperture @: f/4.5
Focal length @: 70mm
Camera: Sony DSLR-A100
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ISO: 100
Aperture @: f/13
Focal length @: 70mm
Camera: Canon EOS 400D
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ISO: 200
Aperture @: f/5.6
Focal length @: 70mm
Camera: Pentax K-7
Image Origin
ISO: 100
Aperture @: f/4
Focal length @: 48mm
Camera: Pentax K-5
Image Origin
ISO: 200
Aperture @: f/8
Focal length @: 31mm
Camera: Pentax K-5
Image Origin
ISO: ??
Aperture @: f/??
Focal length @: ??mm
Camera: Canon EOS 450D
Image Origin
ISO: 200
Aperture @: f/4.5
Focal length @: 30mm
Camera: Sony DSLR-A700
Image Origin
ISO: 200
Aperture @: f/22
Focal length @: 19.4mm
Camera: Nikon D7000
Image Origin
ISO: 125
Aperture @: f/20
Focal length @: 17.3mm
Camera: Nikon D7000
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ISO: 250
Aperture @: f/9
Focal length @: 17mm
Camera: Canon EOS 7D
Image Origin
ISO: 400
Aperture @: f/16
Focal length @: 17mm
Camera: Pentax K10D
Image Origin
ISO: 400
Aperture @: f/4
Focal length @: 53mm
Camera: Canon EOS 400D
Image Origin
ISO: 200
Aperture @: f/4.5
Focal length @: 70mm
Camera: Nikon D90
Image Origin
ISO: 100
Aperture @: f/4.5
Focal length @: 70mm
Camera: Canon EOS 400D
Image Origin
ISO: 400
Aperture @: f/4.5
Focal length @: 70mm
Camera: Pentax K100D