Re: Eyepieces and cold weather observing.

On 2006-10-16 10:51 +0900, Nick Theodorakis wrote:
During cold weather observing, is it better to keep your eyepieces warm
(e.g., by keeping them in your pocket) so the heat from your face
doesn't fog them, or let them equilibrate to the air temperature as the

I prefer to keep them warm. They have less of a tendency to fog up on nights where dew is collecting.

rest of the scope does? I have only a few (Plossls, not those monster
big ones like Naglers -- not that they aren't on my wish list) so a
coat pocket could be an an option for me.

That's how I do it.

trane
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Relevant Pages

  • Re: Eyepieces and cold weather observing.
    ... or let them equilibrate to the air temperature as the ... They have less of a tendency to fog up on nights where dew is collecting. ... coat pocket could be an an option for me. ...
    (sci.astro.amateur)
  • Eyepieces and cold weather observing.
    ... is it better to keep your eyepieces warm ... so the heat from your face ... doesn't fog them, or let them equilibrate to the air temperature as the ... coat pocket could be an an option for me. ...
    (sci.astro.amateur)
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