Comparison of Sigma APO Macro 180mm f/3.5 EX DG IF HSM and Tamron SP AF 180mm f/3.5 Di LD IF Macro 1:1 [S]ave
| Attribute |  Sigma APO Macro 180mm f/3.5 EX DG IF HSM × |  Tamron SP AF 180mm f/3.5 Di LD IF Macro 1:1 × |
|---|---|---|
| Aperture (f) | 3.50 - 32.00 | 3.50 - 32.00 |
| Filter Size (mm) | 72 | 72 |
| Notes | Available AF Mounts: [HSM version]: Sigma, Canon, Nikon; [w/o HSM]: Minolta, Pentax | Available mounts: Canon, Minolta, Nikon |
| Closest Focus (m) | 0.46 | 0.47 |
| Magnification Ratio (x) | 1 | 1 |
| Type | Telephoto Prime Macro | Telephoto Prime Macro |
| Focus Details | Internal with focus limiter; HSM with full-time manual focus override | Internal |
| APS Equivalent | 1.5x: 270mm; 1.6x: 288mm | 1.5x: 270mm; 1.6x: 288mm |
| Diaphragm Blades | 9 | 7 |
| Image Circle | 35mm | Image Circle |
| Focal Length (mm) | 180.00 | 180.00 |
| Brand | Sigma | Tamron |
| Name | Sigma APO Macro 180mm f/3.5 EX DG IF HSM | Tamron SP AF 180mm f/3.5 Di LD IF Macro 1:1 |
| Weight (g) | 965 | 921 |
| Diagonal Angle of View (degree) | 13.70 | 14.00 |
| Length (mm) | 182 | 165 |
| Diameter (mm) | 80 | 84 |
| Lens Construction | 13 elements in 10 groups, including 2 SLD elements | 14 elements in 11 groups, including 2 LD elements |
Help · Contact us · Disclaimer · Contributors · Developers · Donate