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Cost vs. Performance Comparison
of Prosilica GE680 CCD camera and Prosilica GC640 CMOS Camera Sensors
| The two shots below were taken at the same exposure. The
first shot used a Prosilica GE680 camera with a CCD sensor. The second
shot utilized a Prosilica GC640 camera with a CMOS sensor. |
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GE680 - CCD at 4.6 milliseconds |
GC640 - CMOS at 4.6 milliseconds |
| The cameras were outfitted with the same lens with the iris of the lens
set to the same position, f4. The lighting conditions were also the same. The GC640
required an exposure time of 28 milliseconds to achieve what the GE680 did in 4.6
milliseconds, meaning that the GC640 has approximately 1/6th the sensitivity of the GE680. |
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GC640 CMOS at
28 milliseconds
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For additional information, see
CCD vs.
CMOS: Facts and Fiction
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