The image aspect block further has a polarizing screen that is actuated by the controller when the LCD image is to be projected onto a holographic screen (16).

In 1932 he was able to develop the Polaroid filter, a polarization filter that could be produced in any format.

The method and system utilize an electrostatic shield (300, 360), having plural ribs (303, 330), which vaporizes a coolant and sprays the vapor against a process tube (400) or a bias shield (300, 360).