Re: [APML] Coping with dew

["Bert Katzung" <katzung1@comcast.net>]

Hi Chris:
DewZapper or DewBuster, either one will do a great job without distorting
your images.
Bert

Bert Katzung
katzung1@comcast.net
www.astronomy-images.com

----- Original Message ----- 
From: <chrish@easynet.co.uk>
To: "Discussion of Film Astrophotography" <astro-photo@seds.org>
Sent: Monday, September 29, 2003 1:27 AM
Subject: [APML] Coping with dew


> I had a long photography session last night (my first with this rig), some
6
> hours in total. By the end of that time my Genesis SDF was heavily dewed -
> including the objective. I need to do something about that but how much
heat
> can you get away with using before damaging image quality? I had carefully
> cooled the thing down for an hour before starting so it seems a bit stupid
to
> start heating the thing up again. How do you guys cope with it?
>
> ChrisH
>
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