LIGO

Inspecting LIGO’s optics for contaminants
Prior to sealing up the chamber and pumping the vacuum system down, a LIGO optics technician inspects one of LIGO’s core optics (mirrors) by illuminating its surface with light at a glancing angle. It is critical to LIGO’s operation that there is no contamination on any of its optical surfaces.

Posted 
February 9, 2016
 in 

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