Radiation detection devices

Claim 1

DETECTING APPARATUS COMPRISING A BASE, A COVER CAPABLE OF FORMING WITH SAID BASE A CASING, SAID BASE AND SAID COVER BEING COMPOSED OF A MATERIAL WHICH IS ADAPTED TO TRANSMIT PENETRATIVE RADIATION WITHOUT APPRECIABLE AT TENUATION, A PHOSPHATE GLASS DETECTING ELEMENT MOUNTED ON SAID BASE, SAID ELEMENT, AFTER HAVING RECEIVED A DOSE OF PENETRATIVE RADIATION, BEING ADAPTED TO EMIT FROM ONE FACE THEREOF FLUORESCENT LIGHT OF AN INTENSITY FUNCTIONALLY RELATED TO SAID DOSE WHEN EXCITING RADIATION OF PREDETERMINED QUALITY AND INTENSITY IS INCIDENT UPON ANOTHER FACE THEREOF, SAID OTHER FACE BEING SUBSTANTIALLY AT RIGHT ANGLES TO SAID ONE FACE, AND READING APPARATUS FOR MEASURING SAID DOSE, SAID READING APPARATUS COMPRISING A MOUNTING MEANS, MEANS FOR PREDETERMINEDLY ORIENTING SAID BASE WITH RESPECT TO SAID MOUNTING MEANS, A SOURCE OF ULTRAVIOLET RADIATION IN ALIGNMENT WITH SAID ONE FACE, A PHOTOELECTRIC TUBE, A CURVED MIRROR POSITIONED WITH RESPECT TO SAID OTHER FACE AND SAID PHOTOELECTRIC TUBE SO AS TO REFLECT FLUORESCENT LIGHT EMANATING FROM SAID OTHER FACE TOWARD SAID PHOTOELECTRIC TUBE AND ELECTRICAL MEANS FOR MEASURING THE SIGNAL PRODUCED BY SAID PHOTOELECTRIC TUBE AS A RESULT OF FLUORESCENT LIGHT INCIDENT THEREUPON.