How do I prevent my telescope lence from fogying?

Subject: How do I prevent my telescope lence from fogying?

Date: Sun Jun 25 14:21:25 2000
Posted by Tally
Grade level: grad (science) School: No school entered.
City: Ramat-Gan State/Province: No state entered. Country: Israel
Area of science: Astronomy
ID: 961957285.As

Message:


Is there a way to stop or minimize the common problem of moisture 
developing on my telescope lence during the night of observation?

Thanks in advance
Tally

Re: How do I prevent my telescope lence from fogying?

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