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Pentax W20 Waterproof Camera
| Author | Cliff Smith |
| Published | 3rd Jan 2007 |
| Manufacturer | Pentax |
| Price | £157.44 (Exc VAT) |
| as reviewed | £184.99 (Inc VAT) |
| Latest Price |
| Features | ![]() |
| Image Quality | ![]() |
| Value | ![]() |
| Overall | ![]() |
A range of test shots are shown over the next few pages. Here, the full size image has been reduced for bandwidth purposes, and a crop taken from the original full resolution image has been placed below it in order for you to gain an appreciation of the overall quality.


1/25th, f/3.3, ISO 64
At the lowest sensitivity setting the picture is smooth and noise free, but the lousy weather means a dull low-contrast picture.

1/40th, f/3.3, ISO 100
At 100 ISO the picture is still smooth and free of image noise.

1/80th, f/3.3, ISO 200
Up one stop to 200 ISO and the picture is still very good, although there is a hint of colour distortion creeping in, with green and red splotches.

1/160th, f/3.3, ISO 400
At 400 ISO there is definitely some image noise visible, but the overall image quality is still good and the picture would print well.

1/250th, f/3.3, ISO 800
At 800 ISO the image noise is more severe and coarse-grained, and would show up on even a small print, although colour and contrast are still good.

1/100th, f/6.6, ISO 1600
At the maximum 1600 ISO the image noise is now very bad and the image quality is seriously degraded, with reduced contrast and colour saturation.
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Natasha Evans said on 26th July 2008
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I received this camera for a present on my birthday. But my parents didn't suscribe the charger. How can i find one?