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Sigma 20mm F1.8 EX DG ASP RF Nikon on Nikon D610 vs Canon EF 24-105mm f/4L IS USM on Canon EOS 5D Mark III vs Canon EF 50mm f/1.8 II on Canon EOS 5D Mark III
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DXOMARK Score |
|
| Best at f=20mm & f/2.8 [?] | 25
|
Lens Metric Scores | |
|
Sharpness
[?]
|
16 P-Mpix
|
|
Transmission
[?]
|
2.1 TStop
|
|
Distortion
[?]
|
0.6 %
|
|
Vignetting
[?]
|
-2.5 EV
|
|
Chr. aberration
[?]
|
8 µm
|
DXOMARK Score |
|
| Best at f=35mm & f/4 [?] | 19
|
Lens Metric Scores | |
|
Sharpness
[?]
|
15 P-Mpix
|
|
Transmission
[?]
|
5.1 TStop
|
|
Distortion
[?]
|
0.6 %
|
|
Vignetting
[?]
|
-1.3 EV
|
|
Chr. aberration
[?]
|
6 µm
|
DXOMARK Score |
|
| Best at f=50mm & f/1.8 [?] | 28
|
Lens Metric Scores | |
|
Sharpness
[?]
|
16 P-Mpix
|
|
Transmission
[?]
|
2.1 TStop
|
|
Distortion
[?]
|
0.5 %
|
|
Vignetting
[?]
|
-1.9 EV
|
|
Chr. aberration
[?]
|
6 µm
|
| Announced | 01/01/2008 |
| Indicative price (USD) | 629 |
| Aperture | f/ 1.8 |
| Focal range (mm) | 20 |
| Filter diameter (mm) | 82 |
| Max diameter (mm) | 88.5 |
| Mount type | Nikon F FX |
| Stabilization | No |
| AF Motor | |
| Zoom type | |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | |
| Number of lenses | 13 |
| Number of groups | 11 |
| Diaphragm blades | 9 |
| Circular aperture | Yes |
| Length (mm) | 87 |
| Weight (gr) | 520 |
Certain fields may be left blank. They will be updated as soon as possible.
| Announced | 01/09/2005 |
| Indicative price (USD) | 1250 |
| Aperture | f/ 4 |
| Focal range (mm) | 24-105 |
| Filter diameter (mm) | 77 |
| Max diameter (mm) | 83.5 |
| Mount type | Canon EF |
| Stabilization | Yes |
| AF Motor | USM |
| Zoom type | Ring |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | Yes |
| Number of lenses | 18 |
| Number of groups | 13 |
| Diaphragm blades | 8 |
| Circular aperture | Yes |
| Length (mm) | 107 |
| Weight (gr) | 670 |
Certain fields may be left blank. They will be updated as soon as possible.
| Announced | 01/07/1990 |
| Indicative price (USD) | 99 |
| Aperture | f/ 1.8 |
| Focal range (mm) | 50 |
| Filter diameter (mm) | 52 |
| Max diameter (mm) | 68.2 |
| Mount type | Canon EF |
| Stabilization | No |
| AF Motor | DC Micro Motor |
| Zoom type | No |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | No |
| Number of lenses | 6 |
| Number of groups | 5 |
| Diaphragm blades | 5 |
| Circular aperture | No |
| Length (mm) | 41 |
| Weight (gr) | 130 |
Certain fields may be left blank. They will be updated as soon as possible.
