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Optical stabilizer using a bistable optical device with a PMN electrostrictor.
Applied Optics
|April 17, 2010
Summary
This study presents an optical stabilizer that significantly reduces laser light fluctuations by ~1/150. The device uses a bistable optical system with a PMN electrostrictor, demonstrating high reproducibility and stable output power.
Area of Science:
- Optics and Photonics
- Materials Science
Background:
- Fabry-Perot resonators are key components in optical systems.
- Bistable optical devices offer unique switching characteristics.
- Electrostrictive materials like PMN are used for precise control.
Purpose of the Study:
- To develop an optical stabilizer using a higher-order stable state of a bistable Fabry-Perot resonator.
- To investigate the performance of a PMN electrostrictor-based device for optical stabilization.
Main Methods:
- Fabrication of a bistable optical device incorporating a PMN electrostrictor.
- Application of high bias voltage to the electrostrictor.
- Characterization of the device's output power stability under varying input conditions.
Main Results:
- The optical stabilizer demonstrated bistable output power with high reproducibility.
- Output power remained nearly constant across a wide input power range.
- Laser light intensity fluctuations were reduced by approximately 150-fold.
Conclusions:
- The developed optical stabilizer effectively mitigates laser intensity noise.
- The PMN electrostrictor-based Fabry-Perot resonator bistable device shows promise for high-performance optical stabilization applications.
