| Noise |
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| Some factors
affecting how noisy the image is |
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| • | CCD vs. CMOS |
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| • | size of sensor
elements |
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| – | 5 to 10 μm;
scientific up to 20 μm |
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| – | often hear 1/3’’,
1/2’’ inch chips (bigger is better) |
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| • | Fill factor (25%
to 100%) |
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| • | What else? |
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