JP2022082551A - 虚像表示装置およびそれを用いたヘッドマウントディスプレイ - Google Patents
虚像表示装置およびそれを用いたヘッドマウントディスプレイ Download PDFInfo
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Abstract
Description
の詳細については、後ほど説明する。
tan(αL)=PL/R ---(1)
tan(αR)=PR/R ---(2)
S=WLR/{tan(αL)+tan(αR)}=R×WLR/{PL+PR}---(3)
このような処理手順を逐次実行することにより、使用者100が視認している対象物までの実視認距離をほぼリアルタイムで検知することができる。
VL=VO×(DO-DS)/(DL-DS) ---(4)
VS=VO×(DL-DO)/(DL-DS) ---(5)
なお、VOは、任意距離Doの位置に錯視される虚像の輝度。
tan(γ)=sin(αL-αR)/{cos(αL+αR)+cos(αL-αR)} ---(6)
Claims (6)
- 視認距離の異なる複数の虚像光を生成する生成部と、
前記虚像光を、使用者の左右両眼に投影し、前記使用者に虚像を視認させる投影部と、
前記使用者に視認される複数の基準虚像が重なるように前記複数の虚像光の位置および大きさを制御し、前記複数の基準虚像に基づいて視認される視認虚像の視認距離に応じて前記複数の虚像光の輝度の割合を制御する制御部と、を具備したことを特徴とする虚像表示装置。 - 請求項1に記載の虚像表示装置であって、
前記使用者の左右両眼瞳中心の輻輳量から該左右両眼の視線傾斜角を検知し、該視線傾斜角に基づいて前記使用者から前記使用者が注視している対象物までの実視認距離を算定する視認距離検知部を備えたことを特徴とする虚像表示装置。 - 請求項2に記載の虚像表示装置であって、
前記制御部は、前記使用者に視認される視認虚像の視認距離を、前記実視認距離と適合させることを特徴とする虚像表示装置。 - 請求項1に記載の虚像表示装置であって、
前記複数の虚像光は異なる視認距離を持つ第1の虚像光および第2の虚像光であり、
前記第1の虚像光および第2の虚像光は略垂直な偏光方向を有しており、前記生成部内に配置された偏光ビームスプリッタにより前記第1および第2の虚像光の光路が分離または合成される構成であることを特徴とする虚像表示装置。 - 請求項1に記載の虚像表示装置であって、
前記投影部は1枚もしくは積層された複数枚の導光板から構成されており、該複数枚の導光板には、それぞれ該導光板内に光波を入射させる機能を備えた入射用ホログラムと前記導光板内を進行する光波を外部に出射させる機能を備えた出射用ホログラムが具備されていることを特徴とする虚像表示装置。 - 視認距離の異なる複数の虚像光を生成する生成部と、
前記虚像光を使用者の左右両眼に投影し、前記使用者に虚像を視認させる投影部と、
前記使用者に視認される複数の基準虚像が重なるように、前記複数の虚像光の位置および大きさを制御し、前記複数の基準虚像に基づいて視認される視認虚像の視認距離に応じて、前記複数の虚像光の輝度の割合を制御する制御部と、を具備したことを特徴とするヘッドマウントディスプレイ装置。
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JP6726674B2 (ja) * | 2015-10-15 | 2020-07-22 | マクセル株式会社 | 情報表示装置 |
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JP7349808B2 (ja) * | 2019-03-20 | 2023-09-25 | 任天堂株式会社 | 画像表示システム、画像表示プログラム、画像表示装置、および画像表示方法 |
JP7272040B2 (ja) * | 2019-03-25 | 2023-05-12 | セイコーエプソン株式会社 | 装着型表示装置 |
US11137607B2 (en) | 2019-06-28 | 2021-10-05 | Canon Kabushiki Kaisha | Image capturing and display apparatus and wearable device |
WO2021107828A1 (en) * | 2019-11-26 | 2021-06-03 | Telefonaktiebolaget Lm Ericsson (Publ) | Supply of multi-layer extended reality images to a user |
CN114830012A (zh) * | 2019-12-05 | 2022-07-29 | 株式会社小糸制作所 | 图像显示装置 |
US11816757B1 (en) * | 2019-12-11 | 2023-11-14 | Meta Platforms Technologies, Llc | Device-side capture of data representative of an artificial reality environment |
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CN114442319A (zh) * | 2020-11-05 | 2022-05-06 | 群创光电股份有限公司 | 影像的显示方法 |
JP2022086237A (ja) * | 2020-11-30 | 2022-06-09 | セイコーエプソン株式会社 | 虚像表示装置 |
CN115128802A (zh) * | 2021-03-24 | 2022-09-30 | 群创光电股份有限公司 | 影像的显示方法 |
JP2023116935A (ja) * | 2022-02-10 | 2023-08-23 | パナソニックIpマネジメント株式会社 | 画像表示装置 |
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US11991345B2 (en) | 2024-05-21 |
CN111295702A (zh) | 2020-06-16 |
US20220150466A1 (en) | 2022-05-12 |
WO2019088071A1 (ja) | 2019-05-09 |
JP7431267B2 (ja) | 2024-02-14 |
US20200252602A1 (en) | 2020-08-06 |
US11297304B2 (en) | 2022-04-05 |
JP7036572B2 (ja) | 2022-03-15 |
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