Patent Number: 6,165,546

Title: Spectrally tuned multiple bandpass filters for video displays

Abstract: Disclosed in this invention is an optical filter to enhance the contrast and brightness of images from a color display. The filter comprises suitable dyes and a polymer matrix, applied in a suitable form on the display unit. Such filters have utility in devices based on CRTs, plasmas and the like.

Inventors: Teng; Chia-Chi (Piscataway, NJ), Suh; Suk Youn (Warren, NJ), Yoon; Hyun-Nam (Providence, NJ)

Assignee: Asahi Glass Company, Limited

International Classification: G02B 5/22 (20060101); H01J 29/89 (20060101); B05D 005/06 (); C03C 017/00 (); G02B 001/10 ()

Expiration Date: 12/26/2017