Attribute | Sigma 14mm f/2.8 EX Aspherical HSM × | Canon EF 14mm f/2.8L USM × |
---|---|---|
Notes | Available AF Mounts: [HSM version]: Sigma, Canon, Nikon; [w/o HSM]: Minolta, Pentax | Fixed, petal-type hood; rear gelatin filter holder |
Aperture (f) | 2.80 - 22.00 | 2.80 - 22.00 |
Closest Focus (m) | 0.18 | 0.25 |
Magnification Ratio (x) | 0.2 | 0.1 |
Length (mm) | 91 | 89 |
Focus Details | Internal focus; HSM with full-time manual override | Inner focusing; full-time manual focus and USM |
APS Equivalent | 1.5x: 21mm; 1.6x: 22.4mm | 22mm |
Type | Wide Prime | Wide Prime |
Image Circle | 35mm | 35mm |
Focal Length (mm) | 14.00 | 14.00 |
Brand | Sigma | Canon |
Name | Sigma 14mm f/2.8 EX Aspherical HSM | Canon EF 14mm f/2.8L USM |
Weight (g) | 630 | 560 |
Diagonal Angle of View (degree) | 114.20 | 114.00 |
Diaphragm Blades | 7 | 5 |
Diameter (mm) | 82 | 77 |
Lens Construction | 14 elements in 10 groups, including 2 aspherical and 2 SLD elements | 14 elements in 10 groups, including 1 aspherical element |