Use the lambda/8 wave plate in one arm of the Michelson in order to produce a large dynamic range linear readout. Potentially to be used to make the ultimate OSEM or seismometer. [[http://www.ligo.caltech.edu/docs/G/G080466-00.pdf|EUCLID]] Optical Seismometer work at UCSD / Scripps: http://gravity.ucsd.edu/research/OFSEIS/opt_seis.html I've attached the project plan that I submitted to SFP. [[attachment:Project Plan - Draft]] --- Chris