Piezoelectric effect and vibration measurement with laser
Experiment contents and related subjects
Assemble Mach –Zehnder interferometer on the optical experiment platform.
Observe and measure the relationship between interference fringes and vibration through the oscilloscope, measure, understand the methods and principles of using interference method to measure vibration.
Measure the relationship between driving voltage and expansion volume
Observe the resonance phenomenon.
Features of the instruments:
Using semiconductor laser (650nm, 4mW) as the light source.
Small optical experiment platform (600 × 400 ×50mm3).
The PZT power supply voltage range is 10-250V.
Complete set of equipment;
Small optical experiment platform, semiconductor laser, piezoelectric ceramic and drive power, effecting mirror, beam splitter, beam expander mirror, oscilloscope (self-contained) and etc..