Door closure for fiber optic light source

摘要

A fiber optic light source is provided with a door for closing the source of light from the receptacle for a fiber optic light bundle. The light source is mounted within a frame having an opening through which light can pass, and a receptacle for the fiber optic light bundle is mounted on the frame and includes at least one opening which is alignable with the opening in the frame. The door is also provided with an opening and is movable between a first position in which the door opening is aligned with the opening in the frame and a second position in which the door opening is not aligned with the opening in the frame and light is blocked from the receptacle.