LIGO Document E1300312-v4

ETM08 HR Coating Absorption

Document #:
LIGO-E1300312-v4
Document type:
E - Engineering documents
Other Versions:
LIGO-E1300312-v2
18 Oct 2015, 13:12
Abstract:
ETM08 HR coating absorption measurement at Caltech OTF.

As of -v4 ETM08 has has S1 re-polished and re-coated.
2 absorbing points are found within an 80 mm central diameter.
100+ ppm, ⌀ =3.2 Ám, R = 24 mm
300 ppm, ⌀ = 5.4 Ám, R = 25 mm

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Keywords:
ETM ETM08 HR Absorption
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