I think that a lot of the noise in the CCD images are due to 'warm' (not hot) pixels. I have put together a short pdf discussion on this topic. If you hit the 'Attach' tab at the top of this page you should find it. But, maybe not.

or try clicking this link to view the PDF file: warm_pixels.pdf(info)

--KenDere, 12-Jul-2007

This particular version was published on 13-Jul-2007 12:22 by JianSun.Top