Patent ID: 7209126

Claim:
A display assembly for a point-of-sale terminal having a periphery, comprising: a liquid crystal display; a touch screen disposed overlying said liquid crystal display; and a viewing angle-controlled device disposed proximate said touch screen, wherein said viewing angle-controlled device is configured to limit viewing angles at which said liquid crystal display may be viewed to a restricted range of viewing angles; wherein the periphery of the display assembly has at least two side boundaries and wherein said viewing angle-controlled device limits the angles α at which said liquid crystal display may be viewed to a range of about 35°=<α=<90° when the display assembly is viewed from a position proximate to one of said at least two side boundaries; and wherein the periphery of the display assembly has at least one back boundary and wherein said viewing angle-controlled device limits the angles α at which said liquid crystal display may be viewed to a range of about 40°<α<90° when the display assembly is viewed from a position proximate to said at least one back boundary.