Title :
Semiconductor laser tracking frequency distance gauge
Author :
Phillips, J.D. ; Huffman, G.M. ; Reasenberg, R.D.
Author_Institution :
Smithsonian Astrophys. Obs., Cambridge, MA, USA
Abstract :
Space-based astronomical instruments and gravitational experiments require dramatically improved distance measurement accuracy. The tracking frequency laser distance gauge measures to picometer accuracy. We discuss the design of the semiconductor laser version and its controller.
Keywords :
aerospace instrumentation; gauges; gravitational experiments; laser ranging; optical control; optical tracking; semiconductor lasers; distance measurement; gravitational experiments; laser controller; laser tracking frequency distance gauge; picometer accuracy; semiconductor laser; space-based astronomical instrument; Bandwidth; Extraterrestrial measurements; Frequency measurement; Instruments; Laser feedback; Laser tuning; Optical control; Phase measurement; Semiconductor lasers; Servomechanisms; 120.3940 Metrology; 120.6085 Space instrumentation;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
