Optical Mass Displacement Tracking: A simplified field calibration method for the electro-mechanical seismometer.

Daniel R Burk, Michigan State University, Earth and Enviromental Sciences, East Lansing, United States, Kevin G Mackey, Michigan State University, Earth and Enviromental Sciences, Lansing, United States and Hans E Hartse, Los Alamos National Lab, Los Alamos, NM, United States