Two-wavelength HeNe laser interferometer
Abstract
An interferometer set up in which two wavelengths are used simultaneously is presented. Separate determination of the phase shifts caused by changes in plasma density and by mechanical vibration of the interferometer structure is described.
- Publication:
-
NASA STI/Recon Technical Report N
- Pub Date:
- March 1981
- Bibcode:
- 1981STIN...8123456G
- Keywords:
-
- Gas Lasers;
- Laser Interferometry;
- Microwave Switching;
- Phase Shift;
- Plasma Density;
- Resonance Probes;
- Mechanical Shock;
- Nuclear Devices;
- Optical Measuring Instruments;
- Plasma Diagnostics;
- Plasma Flux Measurement;
- Vibration;
- Lasers and Masers