| Attribute | Value |
|---|---|
| Lens Construction | 14 elements in 12 groups, including 4 Anomalous Partial Dispersion and 2 aspherical elements; Enhanced Zeiss T* anti-reflective coating |
| Diameter | 102.3 mm |
| Diagonal Angle of View | 99.90 degree |
| Diaphragm Blades Type | rounded |
| Aperture | 2.80 - 22.00 f |
| 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. |
| Filter Size | 77 mm |
| Magnification Ratio | 0.14 x |
| Closest Focus | 0.25 m |
| Focus Details | Manual focus only |
| Length | 90 mm |
| Diaphragm Blades | 9 |
| APS Equivalent | 1.5x: 27mm; 1.6x: 28.8mm |
| Focal Length | 18.00 mm |
| Image Circle | 35mm |
| Brand | Carl-zeiss |
| Name | Zeiss 18mm f/2.8 Milvus 2.8/18 |
| Weight | 675 g |
| Type | Wide Prime |
| 35mm Equivalent | Add |
| Effective Reduction in Aperture | Add |
| Focal Length Multiplier | Add |
| APS-C Equivalent | Add |
| Zoom System | Add |
| Front Element Rotation | Add |