3905682 is referenced by 28 patents and cites 1 patents.

Disposed behind a liquid crystal cell comprising transparent substrates and electrodes is a retro-reflecting surface for reflecting light incident onto the cell in directions substantially towards the sources of the light and generally away from a viewer of the cell.

Title
Liquid crystal devices of improved contrast
Application Number
05/479,529
Publication Number
3905682
Application Date
June 14, 1974
Publication Date
September 16, 1975
Inventor
Meyerhofer Dietrich
Agent
Epstein M Y
Christoffersen H
Assignee
RCA Corporation
IPC
G02F 01/13
G02F 01/1335
G02F 01/13
View Original Source