[Author Prev][Author Next][Thread Prev][Thread Next][Author Index][Thread Index]

[ATM] Fwd: Re: my ota Foolish new guy!



What do you think?
Guy B
--- mtolb25356@aol.com wrote:
> To: Make_Your_Own_Telescope@yahoogroups.com
> From: mtolb25356@aol.com
> Date: Sun, 3 Apr 2005 22:56:30 EDT
> Subject: Re: my ota Foolish new guy!
> 
> we have had a lot of luck hogging out 8" mirrors 
> using an iron pipe cap 4" 
> across. I drilled and tapped the center and put a
> bolt  in it. we chuck the 
> bolt in a drill press put the blank on a lazy
> Suzanne and  raise the edge of the 
> table. put water and 80 grit on the black the edge
> of the  pipe cap is at the 
> center of the disk. we can hog an 8" f 6 in about 10
> minuets  im sure it would 
> work on a bigger mirror with a bigger  pipe.
> 

Guy  Brandenburg
Washington, DC
My home page:
http://home.earthlink.net/~gfbranden/GFB_Home_Page.html
_______________________________________________
ATM mailing list http://www.atmlist.net/