SNR Denton US LLP
Liquid crystal display, and projection type display using liquid crystal display layer
There is provided a micro lens array (11) in which a plurality of micro lenses (21) is disposed two-dimensionally on a substrate, wherein the focal distance f of the micro lens (21) and distance Ts from the main surface of the micro lens (21) to the substrate surface upon which light is incident meet the followingX=Ts/√{square root over (2)}P, Y=f/√{square root over (2)}P where P is a pitch of the micro lenses (21) and (X, Y) is within an X-Y coordinate system surrounded by the following point sets    The micro lens array can be used to improve the contrast of a liquid crystal display having an optical compensation element provided therein.
Sony Corporation
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Shinya Tomoki Shouhei Shunji
Watanabe Furuya Maezawa Kurita