[RASMB] sapphire windows

[Walter Stafford]

These windows should be cut with the z-axis perpendicular to the window 
face. And the x-axis should be marked usually with a short metalized line.

Ian Taylor wrote:
> Dear Rasmbers
> Does anybody know whether sapphire windows for the XLi interference 
> optics are required be cut with the C axis of the crystal parallel to 
> the window face, elimination of birefringence effects?
>
> ian
>
> Dr I A Taylor
>
> Division of Molecular Structure
>
> National Institute of Medical Research
>
> The Ridgeway
>
> Mill Hill
>
> NW7 1AA
>
> tel 0208 816 2552
>
> fax 0208 816 2580
>
> email itaylor at nimr.mrc.ac.uk <mailto:itaylor at nimr.mrc.ac.uk>
>
>
>
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>
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>   

-- 
Walter F. Stafford, Ph.D.
Senior Scientist
Analytical Ultracentrifugation Research Laboratory
Boston Biomedical Research Institute
64 Grove Street
Watertown, MA 02472-2829
-------------------------
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direct dial:   617-658-7808
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