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Canon EF 50mm f/1.4 USM on Canon EOS 7D vs Sigma 30mm F1.4 EX DC HSM Canon on Canon EOS 7D
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DXOMARK Score |
|
| Best at f=50mm & f/1.4 [?] | 19
|
Lens Metric Scores | |
|
Sharpness
[?]
|
10 P-Mpix
|
|
Transmission
[?]
|
1.8 TStop
|
|
Distortion
[?]
|
0.2 %
|
|
Vignetting
[?]
|
-0.8 EV
|
|
Chr. aberration
[?]
|
12 µm
|
DXOMARK Score |
|
| Best at f=30mm & f/1.4 [?] | 15
|
Lens Metric Scores | |
|
Sharpness
[?]
|
8 P-Mpix
|
|
Transmission
[?]
|
1.8 TStop
|
|
Distortion
[?]
|
0.5 %
|
|
Vignetting
[?]
|
-1.1 EV
|
|
Chr. aberration
[?]
|
19 µm
|
| Announced | 01/07/1993 |
| Indicative price (USD) | 385 |
| Aperture | f/ 1.4 |
| Focal range (mm) | 50 |
| Filter diameter (mm) | 58 |
| Max diameter (mm) | 73.8 |
| Mount type | Canon EF |
| Stabilization | No |
| AF Motor | USM |
| Zoom type | / |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | Yes |
| Number of lenses | 7 |
| Number of groups | 6 |
| Diaphragm blades | 8 |
| Circular aperture | No |
| Length (mm) | 50.5 |
| Weight (gr) | 290 |
Certain fields may be left blank. They will be updated as soon as possible.
| Announced | 01/02/2005 |
| Indicative price (USD) | 440 |
| Aperture | f/ 1.4 |
| Focal range (mm) | 30 |
| Filter diameter (mm) | 62 |
| Max diameter (mm) | 76.6 |
| Mount type | Canon EF-S |
| Stabilization | No |
| AF Motor | HSM |
| Zoom type | / |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | Yes |
| Number of lenses | 7 |
| Number of groups | 7 |
| Diaphragm blades | 8 |
| Circular aperture | No |
| Length (mm) | 59 |
| Weight (gr) | 430 |
Certain fields may be left blank. They will be updated as soon as possible.
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