US$ 30.00
this 75mm metal-framed apparatus demonstrates thin-film interference and the wave nature of light
Sliding-top wooden box 4 x 2 x 1 inches
this system gives students a probe-and-target platform for measuring reflection
holding volume constant across specimens for isolated density comparisons
Sonometer Pickup Material_PVC this 75mm metal-framed apparatus demonstratesElectromagnetic pickup that converts sonometer string vibration directly into an electrical signal, allowing waveforms to be plotted on an oscilloscope or fed into a frequency analyzer.