An optical shutter for a display device includes a partition wall surrounding and isolating a light-transmitting portion; a polar liquid having polarity, allowing light transmission, and placed at the light-transmitting portion; a nonpolar liquid having no polarity, blocking light, and placed at the...http://www.google.es/patents/US7636187?utm_source=gb-gplus-sharePatente US7636187 - Optical shutter for display device, image display apparatus, and apparatus and method for manufacturing the optical shutter
Optical shutter for display device, image display apparatus, and apparatus ...
