Radiation detector

Claim 1

IN A SYSTEM FOR REMOTELY INDICATING THE DISTRIBUTION OF ELECTROMAGNETIC RADIATION INCIDENT FROM ONE SIDE UPON A SURFACE; THE COMBINATION OF A PLURALITY OF OPTICAL FIBERS HAVING ONE END OF EACH FIBER SUBSTANTIALLY IN THE SURFACE AND EXTENDING TRANSVERSELY OF THE SURFACE ON THE OTHER SIDE THEREOF, MEANS AT SAID ONE END OF EACH FIBER FOR ADMITTING RADIATION INCIDENT THEREON INTO THE BODY OF THE FIBER, STRUCTURE FORMING A PHOTOCONDUCTIVE ZONE FOR EACH FIBER EXPOSED TO RADIATION THEREIN, ELECTRODE MEANS DIRECTLY CONTACTING RESPECTIVE MUTUALLY SPACED PORTIONS OF THE PHOTOCONDUCTIVE ZONE OF EACH FIBER, INDICATING MEANS REMOTE FROM THE FIBERS, AND CIRCUIT MEANS INTERCONNECTING THE ELECTRODE MEANS AND THE INDICATING MEANS AND INCLUDING AN INDEPENDENT LEAD FOR AT LEAST ONE OF THE ELECTRODE MEANS OF EACH FIBER, SAID INDICATING MEANS COMPRISING MEANS CONNECTED TO SAID LEADS FOR APPLYING ELECTRICAL POTENTIALS INDEPENDENTLY BETWEEN THE ELECTRODE MEANS OF THE RESPECTIVE FIBERS AND CIRCUIT MEANS RESPONSIVE SELECTIVELY TO THE MAGNITUDES OF THE ELECTRIC CURRENTS FLOWING IN THE RESPECTIVE LEADS.