Effect of High Optical Power on ISC RFPDs

Document #:

LIGO-T1400034-v2

Document type:

T - Technical notes

Abstract:

An LSC and WFS detector was exposed to 1 watt of 1064nm light for 15 minutes to evaluate potential damage.

Files in Document:

• PDF Version (High optical power on RFPD diode_v2.pdf, 100.0 kB)

Other Files:

• Word Version (High optical power on RFPD diode_v2.docx, 97.7 kB)

Topics:

• Sensing and Control
• Basic R&D

Authors:

• Rich Abbott
• Koji Arai

Keywords:

RFPD

Notes and Changes:

Added test results for WFS detector. Measured beam spot size to be 0.98mm

Referenced by:

• LIGO-E1400103: aLIGO ASC RF Photodetector (WFS)
• LIGO-E1400110: ISC RF Photodetector Design Documentation