JP7313934B2 - 導光板、及び、それに用いるホログラム記録装置、ホログラム記録方法 - Google Patents
導光板、及び、それに用いるホログラム記録装置、ホログラム記録方法 Download PDFInfo
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- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
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- G02B26/0883—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more refracting elements the refracting element being a prism
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Description
θstr > φ …(数1)
の条件を満たすようにする。
θx - θout > φ …(数2)
の関係を満たすようにしている。ここで、θxは、ウェッジプリズム入射面の法線と記録媒体の中心軸とのなす角度である。
θx - θin > φ …(数3)
とあらわす事もできる。
Claims (3)
- 入射光の一部を回折し、前記一部以外の光を導光する光回折部を有する導光板の製造装置であって、
光回折部は、記録媒体に体積型ホログラムを記録することにより製作され、
レーザ光源と、
該レーザ光源から出射した光ビームの偏光方向を制御する第1の1/2波長板と、
該第1の1/2波長板を経た光ビームに対してS偏光を反射しA光線として出射しP偏光を透過してB光線として出射し2方向に分岐する偏光ビームスプリッタと、
前記A光線を反射する第1のウェッジプリズムミラーと、
前記B光線をS偏光に偏光する第2の1/2波長板と、
該第2の1/2波長板で偏光されたS偏光を反射する第2のウェッジプリズムミラーと、
前記第1のウェッジプリズムミラーで反射された第1の光線と前記第2のウェッジプリズムミラーで反射された第2の光線が交わる位置に前記記録媒体の位置を移動するように、前記記録媒体を保持し前記記録媒体の位置調整を行う一軸ステージを有し、
前記偏光ビームスプリッタと前記記録媒体の互いの中心を結ぶ線に対して、前記第1及び第2のウェッジプリズムミラーは互いに線対称の位置に配置され、
前記第1及び第2のウェッジプリズムミラーの回転により前記記録媒体に照射される前記第1及び第2の光線の角度を変化させて前記記録媒体内に角度多重記録したホログラムを形成し、該ホログラムの角度多重記録により回折する異なる波長に対して回折する光出力のパワー密度が同じであるように前記第1及び第2のウェッジプリズムミラーの回転角度に応じて前記第1及び第2の光線の光束径を変化させることを特徴とする導光板の製造装置。 - 入射光の一部を回折し、前記一部以外の光を導光する光回折部を有する導光板の製造方法であって、
光回折部は、記録媒体に体積型ホログラムを記録することにより製作され、
レーザ光源から出射した光ビームの偏光方向を制御しS偏光とP偏光の光を出力し、
前記S偏光と前記P偏光を分岐しそれぞれA光線とB光線として出射し、
前記A光線を第1のウェッジプリズムミラーで反射させ、
前記B光線をS偏光に偏光し、該偏光されたS偏光を第2のウェッジプリズムミラーで反射させ、
前記第1のウェッジプリズムミラーで反射された第1の光線と前記第2のウェッジプリズムミラーで反射された第2の光線が交わる位置に前記記録媒体の位置を移動させ、
前記第1及び第2のウェッジプリズムミラーの回転により前記記録媒体に照射される前記第1及び第2の光線の角度を変化させて前記記録媒体内に角度多重記録したホログラムを形成し、該ホログラムの角度多重記録により回折する異なる波長に対して回折する光出力のパワー密度が同じであるように前記第1及び第2のウェッジプリズムミラーの回転角度に応じて前記第1及び第2の光線の光束径を変化させることを特徴とする導光板の製造方法。 - 請求項2に記載の導光板の製造方法において、
前記S偏光と前記P偏光を分岐する素子と前記記録媒体の互いの中心を結ぶ線に対して、前記第1及び第2のウェッジプリズムミラーは互いに線対称の位置に配置され、
前記記録媒体を挟み込む記録プリズムに前記第1及び第2の光線が垂直に入射するように構成した配置を基準状態として、
前記記録プリズムからの戻り光を用いて、前記S偏光と前記P偏光を分岐する素子と、前記記録媒体と、前記第1及び第2のウェッジプリズムミラーが前記基準状態となるように、それぞれの位置調整を行うことを特徴とする導光板の製造方法。
Priority Applications (3)
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JP2019125130A JP7313934B2 (ja) | 2019-07-04 | 2019-07-04 | 導光板、及び、それに用いるホログラム記録装置、ホログラム記録方法 |
US16/849,010 US20210003763A1 (en) | 2019-07-04 | 2020-04-15 | Light-guiding plate, and hologram recording device and hologram recording method used for the same |
CN202010504283.9A CN112180595B (zh) | 2019-07-04 | 2020-06-05 | 导光板及其使用的全息图记录装置、全息图记录方法 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004038012A (ja) | 2002-07-05 | 2004-02-05 | Minolta Co Ltd | 映像表示装置 |
US20060013103A1 (en) | 2004-07-13 | 2006-01-19 | Tdk Corporation | Apparatus and method for recording and reproducing optical information |
JP2007093688A (ja) | 2005-09-27 | 2007-04-12 | Toshiba Corp | ホログラム記録媒体、マスターホログラムの製造方法およびコピーホログラムの製造方法 |
JP2009145620A (ja) | 2007-12-14 | 2009-07-02 | Konica Minolta Holdings Inc | 接合光学素子、接合光学素子の製造方法、映像表示装置およびヘッドマウントディスプレイ |
JP2010102784A (ja) | 2008-10-24 | 2010-05-06 | Konica Minolta Opto Inc | 光情報記録再生装置 |
JP2014203500A (ja) | 2013-04-10 | 2014-10-27 | 株式会社日立メディアエレクトロニクス | 光情報記録再生装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4377209B2 (ja) * | 2003-11-28 | 2009-12-02 | Tdk株式会社 | ホログラフィックメモリ再生方法及び装置 |
JP2009020134A (ja) * | 2007-07-10 | 2009-01-29 | Sharp Corp | ホログラム素子、ホログラム素子作製装置、ホログラム素子作製方法、およびホログラム再生装置 |
CN103578500B (zh) * | 2012-08-06 | 2016-07-06 | 日立视听媒体股份有限公司 | 光信息记录再现装置 |
JP2016038480A (ja) * | 2014-08-08 | 2016-03-22 | 株式会社日立エルジーデータストレージ | ホログラフィックメモリ装置 |
CN106842397B (zh) * | 2017-01-05 | 2020-07-17 | 苏州苏大维格光电科技股份有限公司 | 一种树脂全息波导镜片及其制备方法、及三维显示装置 |
US10859833B2 (en) * | 2017-08-18 | 2020-12-08 | Tipd, Llc | Waveguide image combiner for augmented reality displays |
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- 2019-07-04 JP JP2019125130A patent/JP7313934B2/ja active Active
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004038012A (ja) | 2002-07-05 | 2004-02-05 | Minolta Co Ltd | 映像表示装置 |
US20060013103A1 (en) | 2004-07-13 | 2006-01-19 | Tdk Corporation | Apparatus and method for recording and reproducing optical information |
JP2007093688A (ja) | 2005-09-27 | 2007-04-12 | Toshiba Corp | ホログラム記録媒体、マスターホログラムの製造方法およびコピーホログラムの製造方法 |
JP2009145620A (ja) | 2007-12-14 | 2009-07-02 | Konica Minolta Holdings Inc | 接合光学素子、接合光学素子の製造方法、映像表示装置およびヘッドマウントディスプレイ |
JP2010102784A (ja) | 2008-10-24 | 2010-05-06 | Konica Minolta Opto Inc | 光情報記録再生装置 |
JP2014203500A (ja) | 2013-04-10 | 2014-10-27 | 株式会社日立メディアエレクトロニクス | 光情報記録再生装置 |
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CN112180595B (zh) | 2022-04-26 |
US20210003763A1 (en) | 2021-01-07 |
JP2021012249A (ja) | 2021-02-04 |
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