Visual field tester

Claim 1

A VISUAL FIELD TESTER COMPRISING: SCREEN MEANS, INCLUDING A PLURALITY OF LIGHT SOURCES THEREON AND A FIXATION POINT, SAID PLURALITY OF LIGHT SOURCES BEING PLACED ON SAID SCREEN MEANS, MEANS FOR POSITIONING AN EYE OF A PATIENT AT AN OBSERVATION POINT RELATIVE TO SAID FIXATION POINT. SWITCHING MEANS FOR INDIVIDUALLY AND SEQUENTIALLY ENERGIZING EACH LIGHT SOURCE IN SAID PLURALITY OF LIGHT SOURCES ACCORDING TO A PREDETERMINED PATTERN, SAID SWITCHINGG MEANS INCLUDING A FIRST PLURALITY OF BANKS OF STEPPING SWITCHES, INCLUDING MEANS FOR SEQUENTIALLY ACTIVATING EACH OF SAID PLURALITY OF BANKS OF STEPPING SWITCHES ACCORDING TO SAID PREDETERMINED PATTERN, PULSE MEANS CONNECTED TO SAID SWITCHING MEANS FOR PROVIDING ENERGY OF PREDETERMINED DURATION FOR ILLUMINATION OF EACH OF SAID PLURALITY OF LIGHT SOURCES; SAID ENERGY BEING PROVIDED FOR SAID LIGHTS AT PREDETERMINED INTERVALS, PATIENT RESPONSE MEANS FOR INCLUDING RESPONSE OF THE PATIENT TO EACH OF SAID PLURALITY OF LIGHTS WHEN VISIBLE, MEANS FOR RECORDING SAID PATIENT RESPONSE, SAID RECORDING MEANS INCLUDING A SECOND PLURALITY OF BANKS OF STEPPING SWITCHES CORRELATIVELY OPERATIVE WITH SAID FIRST PLURALITY OF STEPPING SWITCHES, CONNECTED TO SAID PATIENT RESPONSE MEANS SO TAHT SAID RECORDING MEANS WILL INDICATE RESPONSE OF THE PATIENT TO ENERGIZATION ON SAID SCREEN MEANS.