Apparatus for plural image projection

Claim 1

AN APPARATUS FOR PLURAL IMAGE PROJECTION UPON A SCREEN COMPRISING: (A) A PROJECTOR HOUSING SUPPORTING SAID SCREEN AND A FIRST PROJECTOR AND A SECOND PROJECTOR; (B) A MIRROR SYSTEM CONSISTING OF PRIMARY, SECONDARY AND TERTIARY MIRRORS MOUNTED IN SAID HOUSING SO AS TO REFLECT IMAGES FROM SAID FIRST AND SECOND PROJECTORS ONTO SAID SCREEN; (C) A TRANSPARENCY STAGE PLATE POSITIONED AS AN EXTERIOR PORTION OF SAID HOUSING TOGETHER WITH A LIGHT SOURCE SUPPORTED OUTWARDLY FROM SAID HOUSING SO THAT EXTERIOR LIGHT IS TRANSMITTABLE THROUGH SAID STAGE PLATE ONTO SAID TERTIARY MIRROR; (D) AN ADJUSTABLE LENS POSITIONED IN SAID HOUSING INTERMEDIATE SAID TRANSPARENCY STAGE PLATE AND SAID MIRROR SYSTEM SO AS TO FOCUS THE IMAGE FROM A TRANSPARENCY POSITIONED ON SAID STAGE PLATE; (E) A TRANSPARENCY PRIMARY REFLECTING MIRROR POSITIONED INTERMEDIATE SAID TRANSPARENCY STAGE PLATE AND SAID LENS SO AS TO REFLECT SAID LIGHT UPON SAID MIRROR SYSTEM; AND (F) A SUPPLEMENTAL SECONDARY MIRROR POSITIONED IN SAID HOUSING INTERMEDIATE SAID LENS AND SAID TERTIARY MIRROR SO AS TO REFLECT ONTO SAID TERTIARY MIRROR LIGHT FOCUSED BY SAID LENS.