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U.S. Department of Energy
Office of Scientific and Technical Information

Laser frequency modulator for modulating a laser cavity

Patent ·
OSTI ID:6976274

This patent describes a laser frequency modulator for modulating a laser cavity, the modulator. It comprises a piezoelectric transducer (PZT) element, an ultrasonic concentrator connected between one end of a mirror of the laser cavity and the PZT element, means for applying an AC voltage to the PZT element so as to effect a motion of the PZT element and the ultrasonic concentrator to effect a corresponding motion to the mirror.

Assignee:
US Dept. of Energy, Washington, DC (United States)
Patent Number(s):
A; US 5132979
Application Number:
PPN: US 7-745793
OSTI ID:
6976274
Country of Publication:
United States
Language:
English