Mirror chip used in video projectors and in rear projection televisions comprises piezo elements formed below mirror elements which pivot depending on control signals and act as a drive for moving micro-mirror elements

摘要

Mirror chip (1) comprises piezo elements formed below mirror elements which pivot depending on control signals and act as a drive for moving micro-mirror elements (4). Preferred Features: The chip is annular and has a hole (5) in the center through which a light beam (3) passes. The hole is closed in the center by a transparent disk.