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Re: [ATM] Use of bearings in (static) mirror cells

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Subject: Re: [ATM] Use of bearings in (static) mirror cells
From: "Arjan te Marvelde" <arjan.te.marvelde@hetnet.nl>
Date: Tue, 19 Apr 2005 22:12:50 +0200
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Olivier,

RTV blobs are fine, as long as you don't glue the mirror to the cell.
The moment caused by the mirror weight hanging from the cell, when pointing
at lower altitudes, probably causes more deformation than bearing stiction
would do.

Arjan te Marvelde

> It looks like there are 2 "camps", a larger group in favour of bearings,
and
> another favouring RTV. It would be interesting to know whether machine
shop
> experts favour the bearing approach and the people without machine shop
> experience (like me) maybe prefer techniques they can master...

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