Wow! Thanks for the pointer. This will make astronomers sit up.
It even comes with a thermoelectric cooler, or at least the demo board does.
At 3:21 AM +0100 1/31/04, Listar wrote:
>Date: Fri, 30 Jan 2004 12:41:15 -0800 (PST)
>From: Tim Hughes <timhughes@xxxxxxxx>
>Subject: [OM] OT Kodak has a big CCD -- 22 megapixels: now fairchild 84Mpixel
>
>
>The largest CCD's I have seen advertised, are the industrial (spy satellite
>etc) ones from
>Fairchild. 84Mpixel. and 8*8cm. see
>http://www.fairchildimaging.com/main/documents/ccd595.pdf
>Interestingly they claim 100% pixel fill factor, this seems unlikely, unless
>they stack the
>electronics vertically and even then you need metalization for power??
Or, the chip is back-illuminated.
>With such a huge analog chip the yield must be low so only the
>government/military etc can
>probably afford these. For discussion of CCD's for more varied applications,
>other than consumer cameras see : http://www.not.iac.es/CCD-world/archive/
>
>The likely long readout time, probably means it could only be used in a studio
>application. It
>would also require a a rotating color filter etc as it does not have any on
>chip color filters.
The Kodak 22 Mpix chip takes 2.56 seconds.
Joe Gwinn
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