Free Republic
Browse · Search
News/Activism
Topics · Post Article

To: prisoner6
Or two membranes sealed together at it's edges and inflated with a small amount of nitrogen. Presto a bicurved optical mirror.
3 posted on 08/26/2003 3:54:54 AM PDT by chainsaw
[ Post Reply | Private Reply | To 2 | View Replies ]


To: chainsaw
Isn't that going to be convex though?
5 posted on 08/26/2003 10:17:53 AM PDT by alnitak ("That kid's about as sharp as a pound of wet liver" - Foghorn Leghorn)
[ Post Reply | Private Reply | To 3 | View Replies ]

Free Republic
Browse · Search
News/Activism
Topics · Post Article


FreeRepublic, LLC, PO BOX 9771, FRESNO, CA 93794
FreeRepublic.com is powered by software copyright 2000-2008 John Robinson