Arrangement for film making and producing a television picture signal

Claim 1

IN AN ARRANGEMENT FOR PRODUCING A CINEMATOGRAPHIC PICTURE OF A SCENE AND FOR SIMULTANEOUSLY PRODUCING A VIDEO SIGNAL OF SAID SCENE, IN COMBINATION, A CINEMATOGRAPHIC CAMERA DIRECTED AT THE SCENE AND INCLUDING A FILM ADAPTED TO BE EXPOSED TO SAID SCENE; A TELEVISION PICKUP CAMERA DIRECTED AT SAID SCENE AND INCLUDING A PICKUP TUBE ADAPTED TO BE EXPOSED TO SAID SCENE; MEANS FOR ILLUMINATING THE ENTIRE SCENE BY GENERAL LIGHT HAVING A PREDETERMINED WIDE SPECTRAL RANGE AND A BRIGHTNESS SUFFICIENT TO PRODUCE IN SAID PICKUP TUBE A VIDEO SIGNAL REPRESENTING SAID SCENE AND BEING ALSO EFFECTIVE ON SAID FILM; MEANS FOR ILLUMINATING ADDITIONALLY AT LEAST A PORTION OF SAID SCENE WHICH IS ILLUMINATED BY SAID GENERAL LIGHT AND ALSO REPRESENTED BY SAID VIDEO SIGNAL, WITH ADDITIONAL LIGHT OF AT LEAST ONE LIMITED SPECTRAL RANGE FORMING A PORTION ONLY OF SAID PREDETERMINED WIDE SPECTRAL RANGE, SAID LIGHT OF LIMITED SPECTRAL RANGE BEING PARTICULARLY EFFECTIVE ON SAID FILM AND BEING ADDED TO SAID GENERAL LIGHT HAVING A PREDETERMINED WIDE SPECTRAL RANGE, SO THAT AT LEAST SAID PORTION OF SAID SCENE IS SIMULTANEOUSLY ILLUMINATED BY SAID GENERAL LIGHT AND SAID ADDITIONAL LIGHT; AND MEANS FOR RENDERING SAID ADDITIONAL LIGHT OF LIMITED SPECTRAL RANGE INEFFECTIVE ONLY ON SAID PICKUP TUBE, SO THAT SAID PICKUP TUBE IS EXPOSED ONLY TO THE ILLUMINATION OF SAID SCENE BY SAID GENERAL LIGHT.