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liquid mirror telescopes
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15-11-2007, 02:26 PM
GTB_an_Owl
(Geoff)
bewise betold neverbecold
Join Date: Jan 2006
Location: Terrigal NSW
Posts: 3,827
were'nt they going to spin the mirror (create a vortex) to keep the mirror shape ?
geoff
GTB_an_Owl
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