| 105mm f/2.8 APO Macro EX DG | |
| Maker: | Sigma Corporation |
| Feat-Is: | n |
| Feat-Sbf: | n |
| Feat-Macro: | y |
| Application: | Macro |
| Flength: | 105mm |
| Aperture: | 2.8 - 45 |
| Groups: | 10 |
| Elements: | 11 |
| Diaphragm: | 8 |
| Close-Dist: | 31.3 cm. |
| Max-Mag: | 1:1 |
| Weight: | 460 g |
| Max-Diameter: | 74 mm. |
| Max-Length: | 97.5 mm. |
| Filter: | 58 mm |
| Msrp: | $640 |
The Sigma 105mm 2.8 EX DG is a macro lens produced by Sigma Corporation. The lens has six different variates, fitting on the Sigma SA mount, Canon EF mount, Four Thirds System, Pentax K mount, Minolta A-mount, and the Nikon F-mount.[1] [2]