orion-telescopes at Yahoo! Groups

Re: I really wanted a Lawn Cannon, but I'll settle for...

DavidB — Fri, 20 Nov 2009 15:55:06 GMT

Frank, I wouldn't call that thing a "Lawn Pop Gun" good luck with fitting the 6" f/8 into the tube. You should like the results lot of happy owners of 6" f/8's

I really wanted a Lawn Cannon, but I'll settle for...

tincanandstring — Fri, 20 Nov 2009 14:29:37 GMT

OK, I buy all the arguments. A 6" f/15 Sonotube refractor would be impractical - mostly good for planets, unwieldy to mount and difficult to store, and

Re: Information request

Geoff Gaherty — Wed, 18 Nov 2009 20:39:11 GMT

... It's no longer listed on the Sky & Telescope web site. But just because a book is out of print has no effect on the copyright. The Collins/Astronomy

Re: Information request

WayneG. — Wed, 18 Nov 2009 20:26:27 GMT

... WG: Hi Geoff, the beamsplitter may divide the light, but the eye's response is nonlinear and the only objects I see enough attenuation with to notice or

Re: Information request

Wayne Lord — Wed, 18 Nov 2009 19:40:05 GMT

See responses inline... Wayne Lord/Star_Geezer Citrus Heights, CA ________________________________ From: WayneG. To:

Re: Information request

mike white — Wed, 18 Nov 2009 19:38:47 GMT

Yep, that's it for sure, no doubt about it....may even be the exact same one.... he/he seriously though that is the same exact one in my garage. I am gonna

Re: Information request

DavidB — Wed, 18 Nov 2009 19:25:43 GMT

Joe From the pictures Mike provided the scope looks to be a Coulter Compact as pictured here to the left.

Re: Information request

Wayne Lord — Wed, 18 Nov 2009 19:17:00 GMT

Mike, I purposely framed some of my comments in that way knowing you were in the military, and having been there myself a long time ago. A couple of further

Re: Information request

Geoff Gaherty — Wed, 18 Nov 2009 19:03:07 GMT

... I disagree with both these approaches to the Moon. There is really no problem with the Moon except that we are usually viewing it from a darkened area in

Re: Information request

Chuck Sterling — Wed, 18 Nov 2009 18:05:48 GMT

Oh, and the hole in the mask, if you do that, should be off-center, to avoid being occluded by the secondary mirror, and put on so as to avoid its mounting

Re: Information request

Chuck Sterling — Wed, 18 Nov 2009 18:01:10 GMT

I do very little visual observing other than the moon and bright planets, mostly doing photography of dim objects, so I am not a good resource for filters used

Re: Information request

Chuck Sterling — Wed, 18 Nov 2009 17:54:32 GMT

A variable polarizing moon filter works well to keep the brightness under control. Here's one example: *http://tinyurl.com/cd64le *I have a dark grey (sorta

Re: Information request

WayneG. — Wed, 18 Nov 2009 17:39:17 GMT

... Dear Sergeant White, In looking at your photos, I am certain that what you have there is one of the earliest and most popular ever made "dobsonian"

Re: Information request

Geoff Gaherty — Wed, 18 Nov 2009 15:48:26 GMT

... Don't bother with filters. I almost never use filters myself, and I've been at this for over half a century. The only filter I use at all regularly is an

Re: Information request

mike white — Wed, 18 Nov 2009 15:15:42 GMT

Joe, I do plan on making contact with the local club, and will definitely see what I can do to get involved with as many of their activities as work