LIGO Document D1500295-v4
- Optical Parametric Oscillator Suspension (OPOS) system sans all SQZ / ISC components that live on top of it. Often referred to as the "(in) Vacuum OPO" or VOPO Platform, or "(in) Vacuum (squeezed light) Injection Platform" or VIP.
- "D1500295 aLIGO VOPO Suspension.pdf" is the top assembly drawing
- The 3D CAD files are in the PDM vault, in the SQUEEZER folder
- Changes and releases are listed in the DCN E1500436
DCC Version 3.4.1, contact