telescopes : Talking Telescopes

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Welcome to Talking Telescopes, a group devoted to the discussion of astronomical equipment, including telescopes, binoculars, eyepieces, books and star atlases, software, and more. Have a question or comment about astronomical equipment? This is the place to visit.

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Re: Anybody else use a fan while observing? My 10" Mak has two fans that blow on the back of the primary mirror, but the edge of the mirror has a seal that prevents air from blowing around the mirror Posted - Wed Sep 1, 2010 11:23 am	Paul imnnmldr Offline Send Email
File - Talking Telescopes Policy Statement TT Policy Statement (Revised September 14, 2004) As a reminder of this group's desire to encourage all of its members to participate in a friendly and informed Posted - Wed Sep 1, 2010 8:03 am	telescopes@yahoogroup... Send Email
Re: [starrynights] Talking telescopes! ... There seems to be a 5-day gap in the messages in Talking Telescopes. I recall a recent message from Yahoo saying that there was some sort of problem with Posted - Mon Aug 30, 2010 7:32 pm	Geoff Gaherty gahertyg Offline Send Email
Re: MAK-CAS A small apo scope such as an 80mm on an appropriate mount will be 10 lbs if well thought out. It will go out and in through doors and in a duffle bag so that Posted - Sun Aug 29, 2010 5:06 am	kirk5300 Offline Send Email
Re: Anybody else use a fan while observing? Hi Jeff, Well mate I have four newtonians all with fans mounted on the rear. There is no question in my mind as to should or should not. We are here in a very Posted - Wed Aug 25, 2010 3:09 am	John Whitehead johnwhitehea... Offline Send Email
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