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Pentax smc DA 15mm F4 ED AL Limited on Pentax K-5 vs Nikon AF Nikkor 20mm f/2.8D on Nikon D7000
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DXOMARK Score |
|
| Best at f=15mm & f/5.6 [?] | 13
|
Lens Metric Scores | |
|
Sharpness
[?]
|
6 P-Mpix
|
|
Transmission
[?]
|
4.3 TStop
|
|
Distortion
[?]
|
0.3 %
|
|
Vignetting
[?]
|
-1.2 EV
|
|
Chr. aberration
[?]
|
13 µm
|
DXOMARK Score |
|
| Best at f=20mm & f/4 [?] | 16
|
Lens Metric Scores | |
|
Sharpness
[?]
|
9 P-Mpix
|
|
Transmission
[?]
|
3.2 TStop
|
|
Distortion
[?]
|
0.7 %
|
|
Vignetting
[?]
|
-0.8 EV
|
|
Chr. aberration
[?]
|
22 µm
|
| Announced | 01/03/2009 |
| Indicative price (USD) | 510 |
| Aperture | f/ 4 |
| Focal range (mm) | 15 |
| Filter diameter (mm) | 49 |
| Max diameter (mm) | 63 |
| Mount type | Pentax KAF |
| Stabilization | No |
| AF Motor | No |
| Zoom type | / |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | Yes |
| Number of lenses | 8 |
| Number of groups | 6 |
| Diaphragm blades | 7 |
| Circular aperture | No |
| Length (mm) | 39.5 |
| Weight (gr) | 212 |
Certain fields may be left blank. They will be updated as soon as possible.
| Announced | 01/03/1994 |
| Indicative price (USD) | 570 |
| Aperture | f/ 2.8 |
| Focal range (mm) | 20 |
| Filter diameter (mm) | 62 |
| Max diameter (mm) | 69 |
| Mount type | Nikon F FX |
| Stabilization | No |
| AF Motor | No |
| Zoom type | |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | No |
| Number of lenses | 12 |
| Number of groups | 9 |
| Diaphragm blades | 7 |
| Circular aperture | No |
| Length (mm) | 42.5 |
| Weight (gr) | 270 |
Certain fields may be left blank. They will be updated as soon as possible.
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