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    Eye Tracking Device

                                                              In 1908, the first Eye Tracker was made by Edmund Huey which
                                                              could track eye movements while reading. An Eye tracker is
                                                              a device which measures eye position and eye movement. It
                                                              detects the presence, attention and focus of the user.

                     ENIAC

                     John Mauchly and John Presper Eckert created Electronic
                     Numerical Integrator and Computer in  1946.  It was the first
                     general purpose computer.

                                                                Trackball or DATAR

                                                                DATAR was created in 1952. It was used by ships to transfer
                                                                sonar and radar data to and from one another. It used digital
                                                                computer to calculate the tracks.

                     Gaming Joysticks

                     In  1967,  Ralph  Bauer Eckert created Gaming joystick which  was
                     used in the SEGA’s Arcade game. This was the first gaming joystick
                     with a fire button to steer and shoot missiles into oncoming planes
                     displayed on a screen.

                                                                                          Human-Machine Interaction     31

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