Archived posting to the Leica Users Group, 1999/10/13
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Thanks Alexey, I was guessing at the number of electrons. I didn't have access to your previous post. It simply all boils down to the fact that we are dealing with a technology that has hit the wall. A successor technology will have to emerge. And it will. Jim At 08:13 PM 10/13/99 -0700, Alexey Merz wrote: >I response to a typically excellent Erwin post, >Jim Brick wrote, about CCDs: > >>The number of electrons held at the pixel site can >>be from zero (no exposure) to I suspect >>billions.[...] > >Now we are getting somewhere; this is a good description. >But I should point out that Jim's a bit off on the numbers. >As I posted yesterday: > >"The diodes in consumer-grade 2/3 inch CCDs usually range from >about 7 to 13 um in size and hold a stored charge of 50,000- >150,000 electrons. > >-Alexey >