JP2003233094A5 - - Google Patents

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JP2003233094A5
JP2003233094A5 JP2002035068A JP2002035068A JP2003233094A5 JP 2003233094 A5 JP2003233094 A5 JP 2003233094A5 JP 2002035068 A JP2002035068 A JP 2002035068A JP 2002035068 A JP2002035068 A JP 2002035068A JP 2003233094 A5 JP2003233094 A5 JP 2003233094A5
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Japan
Prior art keywords
individual electrodes
optical deflection
liquid crystal
optical
deflection
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JP2002035068A
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JP4094864B2 (en
JP2003233094A (en
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Priority claimed from JP2002035068A external-priority patent/JP4094864B2/en
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Claims (8)

  1. 上下の透明電極に挟まれた屈折率異方性媒質の方位を該透明電極を介して電界制御する光偏向素子において、
    少なくとも一方の透明電極の形状は、ストライプ状に複数の個別電極を配した少なくとも1つの群で構成され、
    その各群における複数の個別電極の重心間隔を不等間隔にするとともに、前記各個別電極間を高抵抗の配線で接続したことを特徴とする光偏向素子。
    In the optical deflection element that controls the electric field of the direction of the refractive index anisotropic medium sandwiched between the upper and lower transparent electrodes through the transparent electrode,
    The shape of at least one transparent electrode is composed of at least one group in which a plurality of individual electrodes are arranged in a stripe shape,
    An optical deflection element characterized in that a plurality of individual electrodes in each group have unequal center- of- gravity intervals, and the individual electrodes are connected by high-resistance wiring.
  2. 前記群の少なくとも両端に位置する個別電極に、少なくとも2つの外部引き出し電極線を配したことを特徴とする請求項1に記載の光偏向素子。  2. The light deflection element according to claim 1, wherein at least two external lead electrode lines are arranged on individual electrodes located at at least both ends of the group.
  3. 前記群は少なくとも2つであり、その各群の基本格子形状が同じであることを特徴とした請求項1または2に記載の光偏向素子。 3. The optical deflection element according to claim 1, wherein the number of the groups is at least two, and the basic lattice shape of each group is the same.
  4. 前記群は少なくとも2つであり、その群の間が不透明パターンで区切られたことを特徴とした請求項1からのいずれか1に記載の光偏向素子。It said group is at least two, optical deflecting elements as claimed in any one of the 3 characterized in that between the groups were separated by an opaque pattern.
  5. 屈折率異方性媒質が液晶素子であることを特徴とする請求項1から4のいずれか1に記載の光偏向素子。Refractive index anisotropic medium is an optical deflecting element as claimed in any one of 4, which is a liquid crystal element.
  6. 前記液晶素子の液晶層が、ホモジェニアス型液晶もしくはホメオトロピック型液晶であることを特徴とする請求項に記載の光偏向素子。6. The optical deflection element according to claim 5 , wherein the liquid crystal layer of the liquid crystal element is a homogeneous liquid crystal or a homeotropic liquid crystal.
  7. 請求項5または6に記載の光偏向素子の駆動方法であって、
    対向側の透明電極に対し、前記屈折率異方性媒質の動作実効電圧よりも高い電圧を、前記群の両端に位置する各個別電極に与えることを特徴とする光偏向素子の駆動方法。
    A driving method of an optical deflection element according to claim 5 or 6 ,
    A driving method of an optical deflection element, wherein a voltage higher than an effective working voltage of the refractive index anisotropic medium is applied to each of the individual electrodes located at both ends of the group with respect to the transparent electrode on the opposite side.
  8. 前記群の両端に位置する各個別電極の間に、電位差を生じさせることを特徴とする請求項に記載の光偏向素子の駆動方法。8. The method of driving an optical deflection element according to claim 7 , wherein a potential difference is generated between the individual electrodes located at both ends of the group.
JP2002035068A 2002-02-13 2002-02-13 Optical deflection element and driving method thereof Active JP4094864B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002035068A JP4094864B2 (en) 2002-02-13 2002-02-13 Optical deflection element and driving method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002035068A JP4094864B2 (en) 2002-02-13 2002-02-13 Optical deflection element and driving method thereof

Publications (3)

Publication Number Publication Date
JP2003233094A JP2003233094A (en) 2003-08-22
JP2003233094A5 true JP2003233094A5 (en) 2005-08-25
JP4094864B2 JP4094864B2 (en) 2008-06-04

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JP2002035068A Active JP4094864B2 (en) 2002-02-13 2002-02-13 Optical deflection element and driving method thereof

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Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5073150B2 (en) * 2003-06-30 2012-11-14 旭硝子株式会社 Optical deflector and optical scanning device
US7684100B2 (en) 2004-11-26 2010-03-23 Ricoh Company, Ltd. Optical-element holding device, method of adjusting shape of optical element, optical-element shape adjusting device, method of correcting scanning line variation, optical scanning device, and image forming apparatus
JP4541721B2 (en) * 2004-02-20 2010-09-08 株式会社リコー Optical element, image display apparatus and image display method using the same
JP4687073B2 (en) * 2004-11-01 2011-05-25 株式会社ニコン Liquid crystal optical element array and liquid crystal device
JP4632823B2 (en) 2005-03-17 2011-02-23 株式会社リコー Optical scanning apparatus and image forming apparatus
US7826116B2 (en) 2006-03-03 2010-11-02 Ricoh Company, Ltd. Optical scanning device and image forming apparatus
JP5388711B2 (en) * 2009-06-12 2014-01-15 シチズンホールディングス株式会社 Liquid crystal optical element
WO2012102272A1 (en) * 2011-01-26 2012-08-02 シャープ株式会社 Light-polarizing element
JP2013205602A (en) * 2012-03-28 2013-10-07 Dhs:Kk Three-dimensional image display method
US20150248031A1 (en) * 2012-08-28 2015-09-03 Sharp Kabushiki Kaisha Light deflection device and method for driving light deflection element
GB2508845A (en) * 2012-12-12 2014-06-18 Sharp Kk Analogue multi-pixel drive
JP2016136165A (en) * 2013-05-08 2016-07-28 カラーリンク・ジャパン 株式会社 Optical device
CN106896614A (en) * 2017-03-30 2017-06-27 浙江大学 A kind of liquid crystal array radiation direction regulates and controls device and its application

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