Lenses
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Specifications:
| Manufacturer | Pentax |
|---|---|
| Model | smc A 50 mm f/1.2 |
| Lens style | Normal |
| Focal length | 50 mm |
| Maximum aperture | f/1.2 |
| Angle of view | 47 o |
| Closest focusing distance | 0.45 m |
| Maximum magnification | |
| Minimum aperture | 22 |
| Number of diaphragm blades | 0 |
| Auto focus type | MF |
| Lens Construction | 7 elements / 6 groups |
| Filter diameter | 52 mm |
| Macro | No |
| Available mounts | Pentax K |
| Dimensions | 63 x 48 mm |
| Weight | 366 g |
| Additional information |
Average rating (2 owners reviews).
| Build quality | 5.00 | ![]() ![]() ![]() ![]() ![]() |
|---|---|---|
| Optical quality | 4.50 | ![]() ![]() ![]() ![]() ![]() |
| Value for money | 4.50 | ![]() ![]() ![]() ![]() ![]() |
| Overall | 4.67 | ![]() ![]() ![]() ![]() ![]() |
| Build quality | ![]() ![]() ![]() ![]() ![]() |
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| Optical quality | ![]() ![]() ![]() ![]() ![]() |
| Value for money | ![]() ![]() ![]() ![]() ![]() |
| Overall | ![]() ![]() ![]() ![]() ![]() |
Owner since: 2 years
Price: 330 Euros
User profile: Amateur
Cons: Wide open, the contrast in the image centre is good but not very good, and in the corners, contrast and resolving power are low. However, stopping down quickly imrpoves the performance.
Pros: Extreme maximum aperture. Very good image quality from f2, near perfect from f2.8. Outstanding build quality. Quite compact.
Summary: Wonderful build quality, very good but not perfect optics.
| Build quality | ![]() ![]() ![]() ![]() ![]() |
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| Optical quality | ![]() ![]() ![]() ![]() ![]() |
| Value for money | ![]() ![]() ![]() ![]() ![]() |
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Owner since: 2 years
Price: USD 350
User profile: Amateur
Cons: Need to have split screen focusing screen to focus precisely. Working with either stock focusing screen or by focus confirmation light/beep is still a gamble.
Pros: Wonderful rendering. By far my most favorite lens. Excellent for selective focus portraiture. Just as good for other kinds of shooting.
Summary: The fastest lens Pentax ever made. Great value for money.








