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Once these mirrors are mounted and put to work in the telescope, what's the process for cleaning dust off the things?
by delinka 9y ago
Once these mirrors are mounted and put to work in the telescope, what's the process for cleaning dust off the things?
- rtkwe 9y agoEach mirror is actually coated on site and periodically when the performance gets bad enough the mirror is removed and taken back to the coating facility where it's cleaned, which actually removes all the aluminium coating the mirror then it's recoated and put back into service. https://www.space.com/37730-how-to-clean-very-large-telescope-mirror-video.html https://www.space.com/37730-how-to-clean-very-large-telescop...