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Re: [ATM] Ultra-Thin Edge Support Idea - RE:[atm_free]ULTRA-THIN30"mirror from Hong Kong
Hi Cord,
Saturday, January 28, 2006, 3:07:12 PM, you wrote:
CS> the astatic cell....
CS> I'd build one for the equatorially mounted 24" I'm working on but I have no
CS> clue how to calculate such a beast.
Just use Polp is the normal way. For each mounting point, apply
a force (when mirror is horizontal) equal to the reaction force
at that mounting point. For an 18 point cell, the force is M/18
where M is the mass of the mirror. For a 27 point cell, M/27,
etc.
Why?
--
Best regards,
Richard in the UK
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