Attribute | Zeiss 15mm f/2.8 Milvus 2.8/15 × | Sigma 24mm f/1.4 DG HSM Art × |
---|---|---|
Filter Size (mm) | 95 | 77 |
Notes | Available lens mounts: Canon EF (ZE), Nikon F (ZF.2); Weather-sealed construction to protect against dust and moisture; Hood and lens caps included. | Available AF Mounts: Canon EF, L-Mount, Nikon F, Sigma SA and Sony E; Compatible with Sigma's USB Dock and Mount Conversion Service |
Closest Focus (m) | 0.25 | 0.25 |
Magnification Ratio (x) | 0.11 | 0.19 |
Type | Wide Prime | Wide Prime |
Length (mm) | 99 | 90.2 |
APS Equivalent | 1.5x: 22.5mm; 1.6x: 24mm | 1.5x: 36mm; 1.6x: 38.4mm |
Diagonal Angle of View (degree) | 110.00 | 84.10 |
Image Circle | 35mm | 35mm |
Focal Length (mm) | 15.00 | 24.00 |
Brand | Carl-zeiss | Sigma |
Name | Zeiss 15mm f/2.8 Milvus 2.8/15 | Sigma 24mm f/1.4 DG HSM Art |
Weight (g) | 880 | 665 |
Aperture (f) | 2.80 - 22.00 | 1.40 - 16.00 |
Diaphragm Blades | 9 | 9 |
Diaphragm Blades Type | rounded | rounded |
Lens Construction | 15 elements in 12 groups, including 5 Anomalous Partial Dispersion and 2 aspherical elements; Enhanced Zeiss T* anti-reflective coating | 15 elements in 11 groups, including 3 FLD, 4 SLD and 2 aspherical elements |
Diameter (mm) | 102.3 | 85 |
Focus Details | Manual focus only | HSM (Hypersonic Motor) with full-time manual focus override |