Sorry Bill for the cornfusion. When I compared the URL's I must have missed
something. The URL I was speaking of is:

http://sbig.com/sbwhtmls/ccdplacement_large.htm

Yup, 1.21mm seperation between chip edges is what I got too...joe :)


"May You Go Among The Imperishable Stars"

Joe Mize: jmize@...
StarFields Observatory http://www.cav-sfo.com
Chiefland, FL 29:24'33.4"N 82:51'37.7"W
Moon Phase: http://tycho.usno.navy.mil/cgi-bin/phase.gif

----- Original Message -----
From: "Bill J Gray" <pluto@...>
To: <guide-user@yahoogroups.com>
Sent: Friday, February 18, 2005 12:35 PM
Subject: Re: [guide-user] STL11K Chip Archetecture


>
> Hi Joe,
>
> "...Someone else provided the same page you referred me to."
>
> That confused me for a bit, because I referred to
>
> http://www.sbig.com/sbwhtmls/ccdplacement.htm
>
> which doesn't mention your camera! But prompted by your message,
> I searched a bit more thoroughly and found
>
> http://www.sbig.com/sbwhtmls/ccdplacement_large.htm
>
> ...which lists your camera, plus assorted others of interest.
>
> 15.39 mm may be wrong, but 10.5 is _definitely_ wrong. The main
> chip is 24.7 mm high, the guiding chip 3.66 mm high. If the chips
> were side by side, with no separation between their edges, then it
> would be 14.18 mm from the center of one chip to the other. If SBIG's
> data is to be believed, then the edges of the two chips are (15.39 -
> 14.18)
> mm, or 1.21 mm, apart.
>
> My guess would be that the 10.5 mm referred to by the Software Bisque
> folks applies to some other dimension, but I dunno what that might be.
>
> -- Bill
>
>
>
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