Re: Lena's Birthday Question: Neatest Optical Hacks
- From: "Helpful person" <rrllff@xxxxxxxxx>
- Date: 31 Mar 2006 13:11:31 -0800
How about making a parabolic telescope primary by spinning a container
of liquid mercury?
Please visit my web site at www.richardfisher.com
.
- References:
- Lena's Birthday Question: Neatest Optical Hacks
- From: Phil Hobbs
- Re: Lena's Birthday Question: Neatest Optical Hacks
- From: Dave Schaack
- Re: Lena's Birthday Question: Neatest Optical Hacks
- From: Phil Hobbs
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