Patent ID: 7184188
Filing Date: 2007-02-27
Classification: G02B,G02F,H04N

Abstract:
1. A spatial light modulator comprising: a modulator for modulating incident light in accordance with an image signal; and an optical path deflector that is provided in the neighborhood of the modulator and reflects the incident light to the modulator, wherein the modulator includes plural pixel portions arranged in a matrix form and a light shielding portion provided between the pixel portions, and the optical path deflector is a prism element having a reflection portion for reflecting the incident light to the pixel portions, the prism element being disposed at a position corresponding to the light shielding portion on a reference face, and the length of the prism element in a direction substantially perpendicular to the reference face being set in the range from 15 times to 250 times of the length of the prism element in a direction substantially parallel to the reference face.