Spectra Physics 248 high-powered laser and power supply strapped to white board with magnet strip and lab jack
2 magnetic carriages
single and double-slit slides (optics kit)
wire and hair taped to magnetic carriage
magnetic base adjustable single slit
place optics kit on the cart so that slides can be put back into the proper slits in the same box they were taken from
Set the laser and support in front of the elevated screen as shown.
Put the single slit slide on the magnetic carriage. Adjust the slide position to allow laser to shine through the slit and onto the screen. When alignment is complete to show the pattern well or the screen, remove the screen so that the pattern can be seen on a wall.
Substitute the double slit for comparison. The adjustable slit can also be shown.
Substitute the wire and hair carriage to show the diffraction pattern around the hair strand or wire.