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<p>[QUOTE="brassnautilus, post: 2165491, member: 74300"]a 4800X4800 scanner for example, that's 23,040,000 pixels, or 23MP. For an image area no bigger than closeup lenses (semi macro distances) would cover, so it's comparable to a full frame DSLR. </p><p><br /></p><p>Scanners use a series of tiny CMOS to slew through the image, at minimum focal distances, each capture only tiny tiny size of image at each interval.</p><p>The CMOS of a point and shoot is only size of your pinky finger nail, or even smaller, and it takes the whole picture in 1 go. That's much lower definition, with much more diffraction and noises.[/QUOTE]</p><p><br /></p>
[QUOTE="brassnautilus, post: 2165491, member: 74300"]a 4800X4800 scanner for example, that's 23,040,000 pixels, or 23MP. For an image area no bigger than closeup lenses (semi macro distances) would cover, so it's comparable to a full frame DSLR. Scanners use a series of tiny CMOS to slew through the image, at minimum focal distances, each capture only tiny tiny size of image at each interval. The CMOS of a point and shoot is only size of your pinky finger nail, or even smaller, and it takes the whole picture in 1 go. That's much lower definition, with much more diffraction and noises.[/QUOTE]
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