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Old 06-06-2021, 09:33 PM
davidcampbell
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davidcampbell is offline
 
Join Date: Jul 2012
Location: Melbourne
Posts: 10
Quote:
Originally Posted by Stefan Buda View Post
I evaporate aluminium followed by half wave thickness of silicon monoxide for protection. The silicon monoxide turns to silicon dioxide (quartz) after exposure to atmospheric oxygen. Reflectivity is 90% and does not deteriorate as in the case of unprotected aluminium.
Stefan,

I have a tiny flat front surface mirror on a bath interferometer I made that needs recoating.
Would you be able to recoat it next time you are doing a bigger mirror?
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