OPTICAL DEFLECTION ELEMENT, ITS MANUFACTURING METHOD, AND IMAGE DISPLAY DEVICE

申请公布号：JP2004170749(A)

申请号：JP20020337611

申请日期：2002.11.21

申请公布日期：2004.06.17

申请人：

RICOH CO LTD

发明人：TOKITA TOSHIAKI;SUGIMOTO HIROYUKI;MATSUKI YUMI;KOBAYASHI MASANORI;TAKIGUCHI YASUYUKI

分类号：G02F1/141;G02F1/13;G02F1/1333;G02F1/1335;G02F1/29

主分类号：G02F1/141

摘要：<P>PROBLEM TO BE SOLVED: To provide an optical deflection device capable of suppressing a noise light component of outgoing light, and to provide an image display device. <P>SOLUTION: In the optical deflection element wherein a chiral smectic C liquid crystal is provided between a pair of transparent substrates, a plurality of ribs 10 for regulating the distance (gap) between the substrates are formed on the surface of the transparent substrate 2 having an inclined region (an inclined part formation substrate) and each tip of each rib is in contact with a standard substrate (transparent substrate) 3. <P>COPYRIGHT: (C)2004,JPO

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