Quantity   Component name
2 × Linear slides anything that can ensure a smooth 1D movement
2 × Linear actuators anything that can convert a digital signal into linear movement
1 × Webcam The higher the resolution the better
1 × Calibration Checkerboard using the one used by OpenCV
1 × Controller board anything to interface the computer with the linear actuators
1 × Processing unit make sure it can interface the webcam and controller board