JP7436478B2 - コンパクトな偏光ベースのマルチパス光アーキテクチャ - Google Patents
コンパクトな偏光ベースのマルチパス光アーキテクチャ Download PDFInfo
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- JP7436478B2 JP7436478B2 JP2021523887A JP2021523887A JP7436478B2 JP 7436478 B2 JP7436478 B2 JP 7436478B2 JP 2021523887 A JP2021523887 A JP 2021523887A JP 2021523887 A JP2021523887 A JP 2021523887A JP 7436478 B2 JP7436478 B2 JP 7436478B2
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- 230000010287 polarization Effects 0.000 title claims description 114
- 230000003287 optical effect Effects 0.000 title claims description 106
- 239000004973 liquid crystal related substance Substances 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000010561 standard procedure Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000005262 ferroelectric liquid crystals (FLCs) Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 1
- 239000004988 Nematic liquid crystal Substances 0.000 description 1
- 101100437990 Oryza sativa subsp. japonica BURP16 gene Proteins 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
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- 229920000642 polymer Polymers 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B15/00—Optical objectives with means for varying the magnification
- G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/004—Systems comprising a plurality of reflections between two or more surfaces, e.g. cells, resonators
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B17/00—Systems with reflecting surfaces, with or without refracting elements
- G02B17/02—Catoptric systems, e.g. image erecting and reversing system
- G02B17/06—Catoptric systems, e.g. image erecting and reversing system using mirrors only, i.e. having only one curved mirror
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/286—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/62—Optical apparatus specially adapted for adjusting optical elements during the assembly of optical systems
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/337—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using polarisation multiplexing
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0179—Display position adjusting means not related to the information to be displayed
- G02B2027/0185—Displaying image at variable distance
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
- G02F1/294—Variable focal length devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2213/00—Details of stereoscopic systems
- H04N2213/008—Aspects relating to glasses for viewing stereoscopic images
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Description
本出願は、2018年11月2日付で出願された米国仮出願第62/755,345号に対する優先権を主張するものであり、その内容全体を参照により本明細書に援用する。
Claims (3)
- 軸上光学システムであって、
直線偏光子と、
光スイッチであって、選択的に、第1の光スイッチ状態において、その偏光状態を変換することなく光を通過させるか、または、第2の光スイッチ状態において、第1の直線偏光状態を、前記第1の直線偏光状態に直交する第2の直線偏光状態に変換するように制御することが可能な、光スイッチと、
1つの直線偏光状態の光を反射させ、直交する直線偏光状態の光を透過させる第1の反射型偏光子であって、前記第1の反射型偏光子が曲率半径R1を備える形状を有する、第1の反射型偏光子と、
前記直交する直線偏光状態の光を反射させ、前記1つの直線偏光状態の光を透過させる第2の反射型偏光子であって、前記第2の反射型偏光子が曲率半径R2を備える形状を有する、第2の反射型偏光子と
を備え、
前記直線偏光子、前記光スイッチ、前記第1の反射型偏光子および前記第2の反射型偏光子が、光の放出側からこの順に、かつ同軸に位置決めされる、
軸上光学システム。 - 前記第1の反射型偏光子の焦点距離および前記第2の反射型偏光子の焦点距離の両方の範囲内に位置する観察者は、切替可能な倍率で自己像を観測する、請求項1記載の軸上光学システム。
- 軸外光学システムであって、
直線偏光子と、
第1の光スイッチであって、選択的に、第1の光スイッチ状態において、その偏光状態を変換することなく光を通過させるか、または、第2の光スイッチ状態において、第1の直線偏光状態を、前記第1の直線偏光状態に直交する第2の直線偏光状態に変換するように制御することが可能な、第1の光スイッチと、
1つの直線偏光状態の光を反射させ、直交する直線偏光状態の光を透過させる第1の反射型偏光子であって、前記第1の反射型偏光子が、曲率半径R1を備える形状を有する、第1の反射型偏光子と、
前記直交する直線偏光状態の光を反射させ、前記1つの直線偏光状態の光を透過させる第2の反射型偏光子であって、前記第2の反射型偏光子が曲率半径R2を備える形状を有する、第2の反射型偏光子と、
第2の光スイッチであって、選択的に、第1の光スイッチ状態において、その偏光状態を変換することなく光を通過させるか、または、第2の光スイッチ状態において、第1の直線偏光状態を、前記第1の直線偏光状態に直交する第2の直線偏光状態に変換するように制御することが可能な、第2の光スイッチと、
1つの直線偏光状態の光を反射させ、直交する直線偏光状態の光を透過させる第3の反射型偏光子であって、前記第3の反射型偏光子が、曲率半径R3を備える形状を有する、第3の反射型偏光子と、
前記直交する直線偏光状態の光を反射させ、前記1つの直線偏光状態の光を透過させる第4の反射型偏光子であって、前記第4の反射型偏光子が曲率半径R4を備える形状を有する、第4の反射型偏光子と
を備え、
前記直線偏光子、前記第1の光スイッチ、前記第1の反射型偏光子、前記第2の反射型偏光子、前記第2の光スイッチ、前記第3の反射型偏光子、および前記第4の反射型偏光子が、光の放出側からこの順に位置決めされ、
前記第1の反射型偏光子および前記第2の反射型偏光子は、互いに隣接し、整列した形態で位置決めされ、前記第3の反射型偏光子および前記第4の反射型偏光子は、互いに対して隣接し、整列した形態で位置決めされることで、それらに当たる光の偏光状態に応じて、前記第1の反射型偏光子および前記第2の反射型偏光子のうちの1つが、光を折り畳むように反射させ、前記第3の反射型偏光子および前記第4の反射型偏光子のうちの1つが、光を折り畳むように反射させ、
前記第1の光スイッチおよび前記第2の光スイッチはそれぞれ、前記軸外光学システムにより、4つの異なる光出力のうちの1つを実現することが可能であるように、制御することが可能であり、4つの出力は、R1+R3、R1+R4、R2+R3、およびR2+R4である、
軸外光学システム。
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US201862755345P | 2018-11-02 | 2018-11-02 | |
US62/755,345 | 2018-11-02 | ||
PCT/US2019/059571 WO2020093032A1 (en) | 2018-11-02 | 2019-11-03 | Compact polarization-based multi-pass optical architectures |
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JP2022506490A JP2022506490A (ja) | 2022-01-17 |
JP7436478B2 true JP7436478B2 (ja) | 2024-02-21 |
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US (1) | US11740536B2 (ja) |
EP (3) | EP4235236A3 (ja) |
JP (1) | JP7436478B2 (ja) |
CN (3) | CN116088082A (ja) |
AU (1) | AU2019372438A1 (ja) |
WO (1) | WO2020093032A1 (ja) |
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EP3746822A4 (en) | 2018-01-29 | 2022-01-12 | Gary Sharp Innovations, LLC | TRIPLE PASS HOLLOW OPTICAL ELEMENTS |
US11249355B2 (en) | 2018-01-29 | 2022-02-15 | Gary Sharp Innovations, Llc | Color switch for reduced color cross-talk |
WO2019169170A1 (en) | 2018-03-02 | 2019-09-06 | Sharp Gary D | Retarder stack pairs for polarization basis vector transformations |
US11604350B2 (en) * | 2020-02-28 | 2023-03-14 | Sharp Kabushiki Kaisha | Polarization mirror HMD with increased brightness |
CN112946895B (zh) * | 2021-02-02 | 2022-09-20 | 业成科技(成都)有限公司 | 头戴式显示装置 |
WO2022266181A1 (en) * | 2021-06-15 | 2022-12-22 | Meta Platforms Technologies, Llc | Dual-reflector optical component |
US20230314809A1 (en) * | 2022-04-05 | 2023-10-05 | Meta Platforms Technologies, Llc | Foveated near eye display with retinal resolution and large field of view |
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EP4235236A2 (en) | 2023-08-30 |
JP2022506490A (ja) | 2022-01-17 |
EP3874303A1 (en) | 2021-09-08 |
US11740536B2 (en) | 2023-08-29 |
EP3874303A4 (en) | 2022-12-28 |
CN116088082A (zh) | 2023-05-09 |
EP4407355A2 (en) | 2024-07-31 |
US20200142276A1 (en) | 2020-05-07 |
CN116088083A (zh) | 2023-05-09 |
AU2019372438A1 (en) | 2021-05-27 |
EP4407355A3 (en) | 2024-10-09 |
WO2020093032A1 (en) | 2020-05-07 |
EP4235236A3 (en) | 2023-09-13 |
CN113260886A (zh) | 2021-08-13 |
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