Le mardi 14 Novembre 2006 17:24, Chuck Norcutt a écrit :
> Has anyone here ever done light painting with a digital? I'm wondering
> if the long exposure required for the time to walk the length of the
> train would allow a buildup of noise. I've never tried an exposure on
> the 5D of more than a couple of seconds.
As noise in pictures is directly related to sensor heating, the longer you
operate the sensor, the noisier it gets.
http://www.astropix.com/HTML/J_DIGIT/JPG_DFS.HTM
--
Manuel Viet
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