Re: Brits and solar filters

From: David Knisely (ka0czc_at_navix.net)
Date: 07/06/04 

Date: Tue, 06 Jul 2004 14:37:51 -0500

Chris B. posted:

> I strongly disagree! I recently posted elsewhere on the matter of
> fitting Mylar (Baader) solar foil filters inside the stop down plate
> on typical Synta refractors. It seems a natural support method for
> solar filters since the plate is supplied free and probably unused.
>
> But my foil filter was pierced through in places like a rough biscuit
> cutter by the sharp inner edge of the aperture stop-down plate on my
> CR150HD.

That is good to know, but again, it is something akin to taking a knife to the
film. In normal use (and with reasonable care), the Baader films are safe.
Clear skies to you. 

-- 
David W. Knisely  KA0CZC@navix.net
Prairie Astronomy Club: http://www.prairieastronomyclub.org
Hyde Memorial Observatory: http://www.hydeobservatory.info/
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