2ITM04 Input Test Mass for 2K interferometer

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This web site is for posting useful documents related to the LIGO Core Optic Components design. The documents are for LIGO internal use only.
GariLynn Billingsley is the moderator of content. Last updated November 6, 2001
Transmission
Side 1 T=0.0283
Side 2 R=600ppm

Absorption
2.6 ppm/cm ± 0.3

Phase map data (about phase map format and filenames)
CIT Data
2ITM04-180, Dataset has Tilt and Power subtracted, there are no missing data points within the set
Z36_2ITM01-180 Zernike Coefficients for this data set (about Zernike Coeffs, we use the Wyko definitions)
Radius of curvature: See last column at Index

Physical configuration: See drawings at Index
Nominal: 25cm x 10 cm
Wedge: 0º34' Installed with the thick side up - this orientation corresponds to the - 180º phase map designated -180

Image of Dataset 2ITM04-180