Figure 2. Photograph of the measurement system: (a) a variac, (b) the metal rod investigated, (c) the diffracting single-slit, (d) temperature sensor, (e) Logger Pro display, (f) laser pointer, (g) LabPro interface

From

Logger Pro for the Observation of Single-Slit Diffraction in the Determination of Metal Coefficients of Linear Thermal Expansion

Raden Oktova

International Journal of Physics. 2021, 9(4), 218-221 doi:10.12691/ijp-9-4-5