| Name |
Zeiss 21mm f/2.8 Loxia 2.8/21 |
| Image Circle |
35mm |
| Type |
Wide Prime |
| Focal Length |
21mm |
| APS Equivalent |
1.5x: 31.5mm |
| Max Aperture |
f/2.8 |
| Min Aperture |
f/22 |
| Diaphragm Blades |
10 (rounded); Manual aperture ring can be de-clicked |
| Lens Construction |
11 elements in 9 groups, including 1 aspherical and 4 anomalous partial dispersion elements; Zeiss T* anti-reflective coating |
| Diagonal Angle of View(Based on image circle) |
91 degrees |
| Focus Details |
Manual focus only, with large 180 degree focus throw, engraved distance and DOF scales |
| Front Element Rotation |
TBD |
| Zoom System |
n/a |
| Closest Focus |
25cm / 9.84 in. |
| Magnification Ratio |
0.13x / 1:7.8 |
| Filter Size |
52mm |
| Dimensions(Length x Diameter) |
85mm x 62.1mm / 3.35 in. x 2.44 in. |
| Weight |
394g / 13.9 oz |
| Notes |
Sony E-Mount (full frame); Weather-resistant lens mount gasket; Included Accessories: Lens hood, front and rear lens caps, de-click key. |
| Typical Online Price |
US$1,500 (Available Dec. 2015) |
