From: "Tom Krajci" 
To: 
Cc: 
Reply-To: "Tom Krajci" 


>From: "Jeff Anderson-Lee" 

>With all of the "too big, too thin" talk, it brings me to a matter of
>concern for me: how best to support a thin mirror.

>...I've heard of using ball-bearing supports for the triangles, but
have
>not found a manufacturer/ part number/ distributor that would seem to
>supply
>workable parts at a reasonable price.  (I would need 6 for an 18-point
>cell).

>The alternative would seem to be an astatic cell design....

Please check out:
http://overton.tamu.edu/aset/krajci/
Specifically:
http://overton.tamu.edu/aset/krajci/scope-design.htm
And:
http://overton.tamu.edu/aset/krajci/cell-bearing.htm
For some info on compliant hinges (and astatic cells) I've put together.


I'd appreciate any comments on your opinion of compliant hinges in mirror
cells instead of ball bearings.

Thanks in advance,
Tom Krajci
Tashkent, Uzbekistan


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