Ref.: https://www.sigma-global.com/en/lenses/a025_17_40_18/
| Specifications | |
|---|---|
| Optical construction | 17 elements in 11 groups (4x SLD, 4x aspherical elements) |
| Number of aperture blades | 11 (rounded) |
| min. focus distance | 0.28m (max magnification 1:4.8) |
| Dimensions | Φ 72.9mm x 117.9mm |
| Weight | 525g |
| Filter size | Φ 67mm |
| Hood | petal-shaped |
| Other features | Inner zooming Aperture ring (de-clickable) Dust- and splash-resistant 2x AF lock buttons |
| Mounts | E-mount, X-mount, RF-mount, L-mount |
| Retail Price | $919 USD / €999 |