-Instrument Introduction

Observe multi beam interference fringes; Measure the wavelength difference of sodium yellow double line; Other experiments (using appropriate devices to observe the spectral line shift phenomenon of mercury isotopes and the Zeeman effect of spectral line splitting in a magnetic field).

-Experimental content

1. Observing the interference fringes of multiple light beams

2. Measure the wavelength difference of sodium yellow double line

3. Other experiments (with appropriate devices, observing the spectral line shift phenomenon of mercury isotopes and the Zeeman effect of spectral line splitting in a magnetic field, etc.)