PIRA: 6D40.00

Lab Equipment

  • Interferometer
  • laser
  • Pasco Lab bench- long
  • magnetic lens holder
  • mounted lens
  • mirror on laser support with sponge
  • plug strip


  1. Set laser and interferometer on bench as shown, do not include lens and holder on bench.
  2. Align the laser so that the beam goes through small round glass on interferometer hitting the mirrors on either side of the glass.
  3. On a screen situated to the left side of the bench you should see two small laser dots. Adjust the indicated screws to bring the dots together to result in 1 dot. 
  4. Place the lens so that the beam spreads out over the round glass. Turn the indicated knob to see the bulls eye pattern.