[ATM] Lyot Plate

[Donald Good]

One comment: The web page below makes a side comment that applying soot to a
glass plate can be used to make a solar filter.  THIS IS NOT SAFE!!  Such a
filter does not block all the dangerous UV wavelengths.
Clear skies
Don

-----Original Message-----
From: atm-bounces at atmlist.net [mailto:atm-bounces at atmlist.net] On Behalf Of
franck griere
Sent: Monday, April 16, 2007 1:20 PM
To: atm at atmlist.net
Subject: Re: [ATM] Lyot Plate

hello, look this link from Wolfgang Rhor
http://www.astro-foren.de/showthread.php?t=4656&highlight=rauhheits+test

franck griére

----- Original Message ----- 
From: "Tom Glinos" <tg at utstat.toronto.edu>
To: <atm at atmlist.net>
Sent: Monday, April 16, 2007 8:14 PM
Subject: Re: [ATM] Lyot Plate


>
> Dale:
>
> Can you post a picture of your plate somewhere?
> Does the plate face the mirror or the camera.
>
> tom
> _______________________________________________
> ATM mailing list http://www.atmlist.net/
>


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