Description
Sigma 105mm f1.4 ART Product Specification
| Aperture Blades | 9 |
| Enlargement Ratio | 1:8.3 |
| Filter Thread Size (mm) | 105 |
| Focal Length – Tele (mm) | 105 |
| Focal Length – Wide (mm) | 105 |
| Maximum Aperture – Tele | 1.4 |
| Maximum Aperture – Wide | 1.4 |
| Minimum Aperture | 16 |
| Number of Lens Elements | 17 |
| Number of Lens Groups | 12 |
| Size (mm) | 115.9mm x 131.5mm |
| Weight (g) | 1645 |
| Angle of view (degrees) | 23.3° |
| Minimum Focus Distance (m) | 0.1 |
