Speckle correlation technique to improve the dynamic range of an optical lever

Date Issued
01-01-2019
Author(s)
Indian Institute of Technology, Madras
Vijayakumar, A.
Sruthy, J. L.
Rosen, Joseph
Abstract
A spatial multiplexing technique is proposed to improve the resolution and dynamic range of a speckle correlation based optical lever in the measurement of small tilts for applications in Laser Interferometer Gravitational-Wave Observatory (LIGO).
Volume
Part F149-LSC 2019