Lighting arrangement

Claim 1

IN A LIGHTING ARRANGEMENT, IN COMBINATION, A LIGHT SOURCE HAVING FIRST AND SECOND OPPOSITE SIDES AND ADAPTED TO EMIT VISIBLE LIGHT AND INFRARED RADIATION FROM SAID FIRST AND SECOND OPPOSITE SIDES IN A FIRST AND SECOND OPPOSITE DIRECTION, RESPECTIVELY; AN OPAQUE SHIELDING MEANS ARRANGED CLOSELY ADJACENT TO AND SUBSTANTIALLY COMMENSURATE IN SIZE TO SAID FIRST OPPOSITE SIDE OF SAID LIGHT SOURCE BLOCKING PASSAGE OF DIRECTLY EMITTED VISIBLE LIGHT AND INFRARED RADITION IN SAID FIRST OPPOSITE DIRECTION; REFLECTOR MEANS LOCATED ADJACENT SAID SECOND OF SAID OPPOSITE SIDES OF SAID LIGHT SOURCE IN THE PATH OF SAID VISIBLE LIGHT AND INFRARED RADIATION EMITTED THEREFROM IN SAID OPPOSITE DIRECTION, THEREBY SUBSTANTIALLY REFLECTING SAID EMITTED VISIBLE LIGHT IN SAID FIRST OPPOSITE DIRECTION AND PAST SAID OPAQUE SHIELDING MEANS WHILE PERMITTING PASSAGE OF AT LEAST A PORTION OF SAID INFRARED RADIATION THROUGH SAID REFLECTOR MEANS IN SAID SECOND OPPOSITE DIRECTION; AND A TRANSLUENT SHIELDING AND DIFFUSING ELETHE VALUE OF THE REMAINDER IN SAID FIRST-NEMED PARTIAL CARRYING ON ONE SURFACE SURFACE THEREOF AN INFRARED RADIATION REFLECTING LAYER SO AS TO SUBSTANTIALLY PREVENT PASSAGE OF SAID INFRARED RADIATION THROUGH SAID ELEMENT WHILE PERMITTING SAID REFLECTED LIGHT TO PASS THROUGH THE ELEMENT AND DIFFUSING SAID LIGHT THEREBY.