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Sigma 20mm f/1.4 DG HSM Art

DSLR full frame lens

See also: Sigma Lenses
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Sigma 20mm f/1.4 DG HSM Art @ about $900

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2015-12-28 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Pescadero Creek (Canon 5DS R)

2015-12-20 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Leaves, Fence and Backlit Tree (5DS R)

2015-12-20 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Distortion examples, Uncorrected and Corrected

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Field Curvature Assessment

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Decomposing Pumpkins (5DS R)

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Grumpy Toad (5DS R)

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Late Season Pomegranates (5DS R)

2015-10-15 Announced: Sigma 20mm f/1.4 DG HSM Art for Canon, Nikon

Sigma 20mm f/1.4 DG HSM Art

The fastest extreme wide angle yet..

1. Overview of Sigma 20mm f/1.4 DG HSM Art
2. MTF for Sigma 20mm f/1.4 DG HSM Art
3. Vignetting for Sigma 20mm f/1.4 DG HSM Art
4. Distortion for Sigma 20mm f/1.4 DG HSM Art + Examples
5. Field Curvature
6. Aperture Series: Late Season Pomegranates (Canon 5DS R)
7. Aperture Series: Grumpy Toad (Canon 5DS R)
8. Aperture Series: Decomposing Pumpkins (Canon 5DS R)
9. Aperture Series: Leaves, Fence and Backlit Tree (Canon 5DS R)
10. Aperture Series: Pescadero Creek (Canon 5DS R)

Blog posts, reverse chronological

2015

2015-12-28 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Pescadero Creek (Canon 5DS R)

2015-12-20 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Leaves, Fence and Backlit Tree (5DS R)

2015-12-20 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Distortion examples, Uncorrected and Corrected

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Field Curvature Assessment

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Decomposing Pumpkins (5DS R)

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Grumpy Toad (5DS R)

2015-12-13 Sigma 20mm f/1.4 DG HSM Art Aperture Series: Late Season Pomegranates (5DS R)

2015-10-15 Announced: Sigma 20mm f/1.4 DG HSM Art for Canon, Nikon