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Re: [ATM] Quartz blanks
> They quoted me about $800 for a 10" diameter 2" thick
> "optical" quality blank to replace the Bk-7 one in our
> interferometer at work.
BK7 is quite cheap, good glass. Why did you switch? I would
think the main difference would be at very low UV wavelengths
where I do not think anyone normally does interferometry. Or
is this a stability issue of some kind?
Dominic-Luc Webb
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