Michelson Interferometer

A basic Michelson Interferometer for demonstration purposes.

SAFETY WARNING:Take precaution when working with the laser and arduino. Avoid eye contact with the laser when building and using the interferometer.

Materials:
1. Edmund Optics - Enhanced Aluminum Mirror 25 mm - 2 x $20.50
2. Edmund Optics - 50:50 Plate Beam Splitter 25 mm - 1 x $42.00
3. MakerBeam T-Slot Aluminum Beams 4 Pack - 300 x 10 x 10 mm - 1 x $12.56
4. GeeBat Laser Dot Diode - 10 pack, 650 nm, 5 mW - 1 x $5.29
5. Arduino - Elegoo UNO R3 - 1 x $11.98
6. M2.5x6 or M3x6 Screws* - 10 x $0.007. M2.5x20 or M3x20 Screws* and Associated Bolts - 6 x $0.00

Code:
void setup() {
// initialize digital pin 13 as an output.
pinMode(13, OUTPUT);
}

// the loop function for continous laser beam

void loop() {
digitalWrite(13, HIGH);
}

Construction Procedures:
Steps:

1. In order to initiate the process all parts must be 3D printed (Fig 6