|
Zeiss Distagon T*
2.8/21
Specifications:
| Focal Length |
21 |
mm |
| Min. Aperture |
f/2.8 |
|
| Max. Aperture |
f/22 |
|
| Blades: |
9 |
|
| Elements: |
16 |
|
| Groups: |
13 |
|
| Min. Foc. Dist. |
0.22 |
m |
| AF: |
no |
|
| Stabilization: |
no |
|
| Class: |
Full
Frame |
|
| Mount: |
F/EF |
|
| Filter: |
82 |
mm |
| Length: |
112.0 |
mm |
| Diameter: |
87.0 |
mm |
| Weight: |
720 |
g |
| Launch: |
2008 |
|
Results:
| Resolving Power: |
991 |
σ
= 0.0 |
| Contrast: |
1054 |
σ
= 0.0 |
| Color: |
856 |
σ
= 0.0 |
| Bokeh: |
880 |
σ
= 0.0 |
| Star: |
913 |
σ
= 0.0 |
| Distortion: |
762 |
σ
= 0.0 |
| Falloff: |
761 |
σ
= 0.0 |
| Flare: |
811 |
σ
= 0.0 |
| LaCA: |
827 |
σ
= 0.0 |
| LoCA: |
902 |
σ
= 0.0 |
| LenScore™ |
886 |
σ
= 0.0 |
Number of lenses measured: 1 (ZF.2)
|
|
