English
中文
Français
Carl Zeiss Distagon T 21mm f/2.8 ZE Canon on Canon EOS 7D vs Sigma 12-24mm f4.5-5.6 EX DG Canon on Canon EOS 7D
COMPARISON SELECTION (3 selected items max.)
VIEW COMPARISON
ADD MORE
DXOMARK Score |
|
| Best at f=21mm & f/2.8 [?] | 15
|
Lens Metric Scores | |
|
Sharpness
[?]
|
9 P-Mpix
|
|
Transmission
[?]
|
3.2 TStop
|
|
Distortion
[?]
|
0.5 %
|
|
Vignetting
[?]
|
-0.9 EV
|
|
Chr. aberration
[?]
|
5 µm
|
DXOMARK Score |
|
| Best at f=12mm & f/4.5 [?] | 8
|
Lens Metric Scores | |
|
Sharpness
[?]
|
4 P-Mpix
|
|
Transmission
[?]
|
6 TStop
|
|
Distortion
[?]
|
0.2 %
|
|
Vignetting
[?]
|
-0.9 EV
|
|
Chr. aberration
[?]
|
46 µm
|
| Announced | 01/12/2008 |
| Indicative price (USD) | 1730 |
| Aperture | f/ 2.8 |
| Focal range (mm) | 21 |
| Filter diameter (mm) | 82 |
| Max diameter (mm) | 87 |
| Mount type | Canon EF |
| Stabilization | No |
| AF Motor | No |
| Zoom type | / |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | / |
| Number of lenses | 16 |
| Number of groups | 13 |
| Diaphragm blades | 9 |
| Circular aperture | Yes |
| Length (mm) | 95 |
| Weight (gr) | 600 |
Certain fields may be left blank. They will be updated as soon as possible.
| Announced | 01/06/2003 |
| Indicative price (USD) | 840 |
| Aperture | f/ 4.5-5.6 |
| Focal range (mm) | 12-24 |
| Filter diameter (mm) | 0 |
| Max diameter (mm) | 87 |
| Mount type | Canon EF |
| Stabilization | No |
| AF Motor | HSM |
| Zoom type | Ring |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | |
| Number of lenses | 16 |
| Number of groups | 12 |
| Diaphragm blades | 6 |
| Circular aperture | No |
| Length (mm) | 102.5 |
| Weight (gr) | 600 |
Certain fields may be left blank. They will be updated as soon as possible.
