Use this slide consisting of 12 single slits to demonstrate the property of diffraction using a laser shining through the slits.
Diffraction Kit, transparency, set of SINGLE SLITS. Slit widths:
Upper row, 'A' to 'F': 0.025, 0.050, 0.075, 0.100, 0.125, 0.150mm
Lower row, 'G' to 'L': 0.175, 0.200, 0.225, 0.250, 0.275, 0.300mm