Archived posting to the Leica Users Group, 1999/10/13

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Subject: [Leica] Re: do your homework, please!
From: Jim Brick <jim@brick.org>
Date: Wed, 13 Oct 1999 20:46:16 -0700

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
>