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Pentax smc DA Star 55mm F1.4 SDM on Pentax K-S1 vs Pentax smc DA 50mm f1.8 on Pentax K-S1 vs Pentax smc DA 70mm F2.4 Limited on Pentax K-S1
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DXOMARK Score |
|
| Best at f=55mm & f/2 [?] | 24
|
Lens Metric Scores | |
|
Sharpness
[?]
|
9 P-Mpix
|
|
Transmission
[?]
|
1.8 TStop
|
|
Distortion
[?]
|
0.2 %
|
|
Vignetting
[?]
|
-0.8 EV
|
|
Chr. aberration
[?]
|
8 µm
|
DXOMARK Score |
|
| Best at f=50mm & f/2.8 [?] | 22
|
Lens Metric Scores | |
|
Sharpness
[?]
|
10 P-Mpix
|
|
Transmission
[?]
|
2 TStop
|
|
Distortion
[?]
|
0.1 %
|
|
Vignetting
[?]
|
-0.8 EV
|
|
Chr. aberration
[?]
|
2 µm
|
DXOMARK Score |
|
| Best at f=70mm & f/2.8 [?] | 20
|
Lens Metric Scores | |
|
Sharpness
[?]
|
9 P-Mpix
|
|
Transmission
[?]
|
2.8 TStop
|
|
Distortion
[?]
|
0.2 %
|
|
Vignetting
[?]
|
-0.8 EV
|
|
Chr. aberration
[?]
|
6 µm
|
| Announced | 01/09/2008 |
| Indicative price (USD) | 640 |
| Aperture | f/ 1.4 |
| Focal range (mm) | 55 |
| Filter diameter (mm) | 58 |
| Max diameter (mm) | 70.5 |
| Mount type | Pentax KAF |
| Stabilization | No |
| AF Motor | SDM |
| Zoom type | / |
| Rotating front element | No |
| Tripod mount | No |
| Color | Black |
| Full-Time manual focus | Yes |
| Number of lenses | 9 |
| Number of groups | 8 |
| Diaphragm blades | 9 |
| Circular aperture | Yes |
| Length (mm) | 66 |
| Weight (gr) | 375 |
Certain fields may be left blank. They will be updated as soon as possible.
| Announced | 22/05/2012 |
| Indicative price (USD) | 249 |
| Aperture | f/ 1.8 |
| Focal range (mm) | 50 |
| Filter diameter (mm) | 52 |
| 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 | No |
| Number of lenses | 6 |
| Number of groups | 5 |
| Diaphragm blades | 7 |
| Circular aperture | No |
| Length (mm) | 38.5 |
| Weight (gr) | 122 |
Certain fields may be left blank. They will be updated as soon as possible.
| Announced | 13/09/2006 |
| Indicative price (USD) | 545 |
| Aperture | f/ 2.4 |
| Focal range (mm) | 70 |
| 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 | 6 |
| Number of groups | 5 |
| Diaphragm blades | 9 |
| Circular aperture | No |
| Length (mm) | 26 |
| Weight (gr) | 130 |
Certain fields may be left blank. They will be updated as soon as possible.
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