
Sigma Japan confirmed that their new 40mm f/1.4 DG HSM | Art lens for Sony E-mount will start shipping on Friday, March 8, 2019 (price: $1,399).
Additional information on the new lens:
- F-Mount Lens/FX Format
- Aperture Range: f/1.4 to f/16
- Three FLD Elements, Three SLD Elements
- One Aspherical Element
- Super Multi-Layer Coating
- Hyper Sonic AF Motor, Manual Override
- Weather-Sealed, Protective Front Coating
- Rounded 9-Blade Diaphragm
- Compatible with Sigma USB Dock
- Pre-order: Adorama | B&H Photo
Specifications:
| Focal Length | 40mm |
| Aperture | Maximum: f/1.4 Minimum: f/16 |
| Camera Mount Type | Nikon F |
| Format Compatibility | Nikon FX/35mm Film |
| Angle of View | 56.8° |
| Minimum Focus Distance | 1.31′ / 40 cm |
| Magnification | 0.153x |
| Maximum Reproduction Ratio | 1:6.5 |
| Optical Design | 16 Elements in 12 Groups |
| Diaphragm Blades | 9, Rounded |
| Image Stabilization | None |
| Autofocus | Yes |
| Filter Thread | Front: 82 mm |
| Dimensions (DxL) | 3.46 x 5.16″ / 87.8 x 131 mm |
| Weight | 2.65 lb / 1.2 kg |
| Package Weight | 3.82 lb |
| Box Dimensions (LxWxH) | 9.7 x 7.2 x 6.8″ |
Sigma 40mm f/1.4 DG HSM Art lens for Sony E-mount diffraction MTF:

Sigma 40mm f/1.4 DG HSM Art lens for Sony E-mount vignetting:

Sigma 40mm f/1.4 DG HSM Art lens for Sony E-mount lens design:
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