RE: [APML] Cheap IR filter material

["Chris Schur" <cschur@cybertrails.com>]

James, thanks Ill check that.  I was hoping for like a sheet of plastic that
someone could cut me a 1 inch square out of for cheep.  There may be no such
thing...

Chris

-----Original Message-----
From: owner-astro-photo@seds.org [mailto:owner-astro-photo@seds.org]On
Behalf Of jrfcomet
Sent: Saturday, December 21, 2002 8:36 PM
To: astro-photo@seds.org
Subject: Re: [APML] Cheap IR filter material


To:  Chris,

Check out this site:
http://www.rolyn.com/
I got an IR filter that's IR-Redder than the
I-filter in a UBVRI photometery set for my ST-7E.
The filter & cutting for a 1.25" should be about $50.00.
You should provide them a SBIG filter mount so they'll
get the size exactly right.

James R. Foster
Los Angeles, California
http://www.jrfcomet.homestead.com/files/ast.htm

----- Original Message -----
From: "Chris Schur" <cschur@cybertrails.com>
To: "APML" <astro-photo@seds.org>
Sent: Saturday, December 21, 2002 3:36 PM
Subject: [APML] Cheap IR filter material


> Hello, does any one know where i can get a small piece of cheepie IR
filter
> for some astro imaging experiments? No visible light should get through.
>
>
> Chris
> Astro:  http://www.psiaz.com/schur/astro/index.html
>
>
>
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