Make_Your_Own_Telescope at Yahoo! Groups

File - posting etiquette

Sun, 07 Feb 2010 19:52:01 GMT

Please , Please remember to trim your posts. Some of the posts have been getting way too long as person after person replys to a question. Also please change

Re: very thin mirror grinding

Thu, 28 Jan 2010 00:33:26 GMT

What a lovely idea. Excellent thinking. Please keep posted. Ali ... From: pdebaan Subject: my ota Re: very thin mirror grinding To:

Re: very thin mirror grinding

Thu, 28 Jan 2010 00:32:38 GMT

I will try to repeat this. ... From: pdebaan Subject: my ota Re: very thin mirror grinding To: Make_Your_Own_Telescope@yahoogroups.com

Re: very thin mirror grinding

pdebaan — Tue, 26 Jan 2010 04:08:02 GMT

During the Hollydays I made some pies in pyrex pie-pans and during the cleaning I notished that the bottoms where some what concave, I measured them with the

File - posting etiquette

Sun, 24 Jan 2010 19:33:21 GMT

Please , Please remember to trim your posts. Some of the posts have been getting way too long as person after person replys to a question. Also please change

File - posting etiquette

Sun, 10 Jan 2010 19:12:22 GMT

Please , Please remember to trim your posts. Some of the posts have been getting way too long as person after person replys to a question. Also please change

Re: Mark's Classical Cassegrain

starryskyn — Tue, 05 Jan 2010 20:26:58 GMT

Your tube and mirror can be held together by a mirror cell. This clamps the mirror securely and has legs that fasten to the inside wall of the tube. See:

Mark's Classical Cassegrain

exitar01 — Tue, 05 Jan 2010 20:18:24 GMT

Hey guys, So I've taken the advise of many here on this board and elswhere and have still decided on making my classical cassegrain. This is after looking

what is a good camera for people that is new to astro-photography?

Siyuan Zheng — Tue, 05 Jan 2010 19:18:20 GMT

this is my telescope. i have the 9mm eyepice and the 25 mm eyepice. http://www.celestron.com/c3/product.php?CatID=8&ProdID=31 and this is all i got, i don't

Re: thin mirror grinding

rwiederrich — Tue, 05 Jan 2010 19:18:00 GMT

It is true..not everyone has a machine. I was describing how *I* do it. Water drip prevents glass dust. Rob

Siyuan Zheng — Tue, 05 Jan 2010 19:15:28 GMT

if i put this webcam on http://www.celestron.com/c3/product.php?ProdID=354 will it just stays on there, or i need to put something. please give me the web.

File - posting etiquette

Sun, 27 Dec 2009 19:40:47 GMT

Please , Please remember to trim your posts. Some of the posts have been getting way too long as person after person replys to a question. Also please change

File - posting etiquette

Sun, 13 Dec 2009 20:05:18 GMT

Please , Please remember to trim your posts. Some of the posts have been getting way too long as person after person replys to a question. Also please change

Re: thin mirror grinding

pdebaan — Sun, 06 Dec 2009 23:47:37 GMT

Not every one has the machines, and be carefull for glass dust, Peter

polishing mirrors

pdebaan — Thu, 03 Dec 2009 19:31:45 GMT

That sounds like that mirror (or whole telescope)belongs in a astronomy museum, with the story, Thank you Peter