THE DOOR MIRROR VIEWER

摘要

The present invention provides a security system for use in a door to enable a person on the inside of the door to view anyone on the outside of the door. The system has a lens system connected to an electronic mirror located on the inside of the door. The electronic mirror is preferably a flat-panel display system. I n a preferred embodiment, the system provides a prefabricated unit which can be door- mounted through a small hole through the door. The unit allows the person on the inside of the door to view activity on the outside of the door from a distance. An improved security system is provided.