JPL Technical Report Server

Browsing by Author "O'Brien, John"

Browsing by Author "O'Brien, John"

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  • O'Brien, John (1995-07)
    This paper describes the development of the wavefront tilt (pointing) control system for the JPL Micro-Precision Interferometer (MPI). This control system employs piezo-electric actuators and a digital imaging sensor with ...
  • Zahidul, H. Rahman; Spanos, John T.; O'Brien, John (1993-07-16)
    An experimental implementation of a nanometer level optical pathlength controller for long baseline space interferometry is presented. The pathlength compensation system is tested on a large precision truss structure and ...