Magazine test results for Sigma lenses

Model Test Results Tested by
Sigma SAF 28-70mm f/2.8-4 UC [632]
Focal Length: 30mm 35mm 43mm 53mm 67mm
                     
Aperture Center Border Center Border Center Border Center Border Center Border
f/3.5 8.2 5.8 7.8 6.2 7.8 6.0 7.8 5.4 6.8 5.2
f/5.6 7.8 6.7 7.6 6.0 7.8 5.5 7.4 3.8 7.6 5.2
f/8 8.0 7.2 8.0 6.7 8.0 6.0 7.6 4.8 7.6 6.2
f/11 7.8 7.4 7.8 7.2 7.8 6.8 7.4 5.8 7.5 6.6
f/16 7.6 7.0 7.6 7.0 7.4 7.0 7.2 6.4 7.0 6.4
f/22 6.6 6.0 6.2 6.2 6.4 6.2 6.0 5.6 5.8 5.4
                   
Distortion: 5.5% barrel 2% barrel 1% cushion 2% cushion 3% cushion
Vignetting: 1/3 aperture 1/3 aperture 1/2 aperture 1/2 aperture 1/2 aperture
Tutti Fotografi (Italy)
Sigma AF 70-210mm f/4.0-5.6 UC [779]
Focal Length: 71mm 88mm 114mm 154mm 206mm
                     
Aperture Center Border Center Border Center Border Center Border Center Border
f/4 8.1 6.0 7.8 5.5 7.8 5.7 7.8 6.4 7.8 6.2
f/5.6 7.6 6.9 8.2 6.5 8.5 7.3 8.4 7.4 7.9 6.4
f/8 8.3 7.5 8.4 7.9 8.3 7.5 8.2 7.4 7.8 6.5
f/11 8.0 7.5 8.0 7.6 7.8 7.2 7.6 6.8 7.2 6.2
f/16 7.4 7.0 7.4 6.8 7.2 6.4 6.8 6.2 6.4 5.6
f/22 6.4 6.2 6.6 6.0 6.0 5.5 -/- -/- -/- -/-
                   
Distortion: 1% cushion 1.5% barrel 3.5% cushion 3.5% cushion 3.5% cushion
Vignetting: 1/2 aperture 1/2 aperture 1/2 aperture 1/2 aperture 1/2 aperture
Tutti Fotografi (Italy)
Sigma AF 90mm f/2.8 Macro [253 + 254]
Magnification: 1:2 1:49
         
Aperture Center Border Center Border
f/2.8 57 29 69 62
f/5.6 72 40 87 78
       
Distortion: 0.68% cushion 0.68% barrel
Modern Photography 06/89
 
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