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To take measures by means of digital camera, the first thing you need is a
digital camera. Not much time ago a very few of us could afford to buy such
equipment. We frequently analyze different models which have acceptable price
and good characteristics.
To use a usual video camera and digital plated is rather inconvenient, and,
besides, such set is not cheap. More acceptable are web-cameras (for their
price).
Web-cameras, as a rule, have VGA-resolution (640x480), which is also
interpolated resolution (for user it means a fuzzy image).
Such resolution is insufficient for figure screening.
We tried to take pictures with web-camera Zoom 1595 (resolution 720x540,
price $140 in 1999). It was better than usual camera, but the image claimed
for higher quality. Recently we have bought Pencam (by Aiptek).
The device includes: a camera, a video camera and a web-camera.
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