JPWO2021026663A5 - - Google Patents
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- JPWO2021026663A5 JPWO2021026663A5 JP2022502282A JP2022502282A JPWO2021026663A5 JP WO2021026663 A5 JPWO2021026663 A5 JP WO2021026663A5 JP 2022502282 A JP2022502282 A JP 2022502282A JP 2022502282 A JP2022502282 A JP 2022502282A JP WO2021026663 A5 JPWO2021026663 A5 JP WO2021026663A5
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- Prior art keywords
- light field
- light
- projector
- collimated
- image
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- 230000003287 optical effect Effects 0.000 claims 8
- 238000000034 method Methods 0.000 claims 6
- 238000005286 illumination Methods 0.000 claims 4
- 230000007246 mechanism Effects 0.000 claims 2
Claims (15)
発光ダイオード(LED)を備える光源、
前記光源から光を受光し、前記光を単一の光線経路へと導くための少なくとも1つのレンズを備える照明光学系と、
前記照明光学系から光を受光し、前記光をピクセルアレイに変換するためのピクセル形成装置と、
前記ピクセルアレイを受光するための拡大光学系と
を備える投影光学系、および
前記拡大光学系から受光する前記ピクセルアレイからの光をコリメートし、コリメートされた投影画像を生成するためのコリメート光学コンポーネントと、
前記コリメートされた投影画像を拡散させるための前記コリメート光学コンポーネントの下流のディフューザであって、前記コリメートされた投影画像を拡散させることは、角度点広がり関数を与えることを含むディフューザと
を備えるコリメート光学系を備えている複数のライトフィールドプロジェクタ装置と、
各々のプロジェクタの前記コリメート光学コンポーネントから前記コリメートされた投影画像を受け取り、前記コリメートされた投影画像のピクセルピッチおよびホーゲルピッチを調整して、空間解像度および被写界深度を定め、タイル状のライトフィールドディスプレイを提供するように配置された表示レンズと
を備える、ライトフィールドプロジェクタ装置。 light sources arranged in an array, each comprising a light emitting diode (LED);
illumination optics comprising at least one lens for receiving light from the light source and directing the light into a single ray path;
a pixel forming device for receiving light from said illumination optics and converting said light into an array of pixels;
a magnifying optical system for receiving said pixel array ; and a collimating optical component for collimating light from said pixel array received from said magnifying optical system to produce a collimated projection image . ,
a diffuser downstream of the collimating optical component for diffusing the collimated projection image, wherein diffusing the collimated projection image includes providing an angular point spread function;
a plurality of light field projector devices comprising collimating optics comprising
receiving the collimated projection images from the collimating optical component of each projector; adjusting pixel pitch and hogel pitch of the collimated projection images to define spatial resolution and depth of field; a viewing lens arranged to provide a display and
A light field projector device comprising:
発光ダイオード(LED)を備える光源、
前記光源から光を受光し、前記光を単一の光線経路へと導くための少なくとも1つのレンズを備える照明光学系と、
前記照明光学系から光を受光し、前記光をピクセルアレイに変換するためのピクセル形成装置と、
前記ピクセルアレイを受光するための拡大光学系と
を備える投影光学系、および
前記拡大光学系からの光をコリメートし、角度点広がり関数を与えることによって拡散させて、コリメートされた投影画像を生成するためのエッジレスライトフィールド投影レンズを備えるコリメート光学コンポーネントを備えるコリメート光学系
を備えている複数のライトフィールドプロジェクタ装置と、
前記複数のライトフィールドプロジェクタ装置のうちの各々のライトフィールドプロジェクタ装置の前記コリメート光学系から前記コリメートされた投影画像を受け取り、各々のコリメートされた投影画像のピクセルピッチおよびホーゲルピッチを調整して、空間解像度および被写界深度を定め、タイル状のライトフィールドディスプレイを提供するように配置された表示レンズと
を備える、ライトフィールド画像表示装置。 a light source arranged in an array, each comprising a light emitting diode (LED);
illumination optics comprising at least one lens for receiving light from the light source and directing the light into a single ray path;
a pixel forming device for receiving light from said illumination optics and converting said light into an array of pixels;
magnifying optics for receiving said pixel array ; and light from said magnifying optics is collimated and diffused by applying an angular point spread function to produce a collimated projection image. a plurality of light field projector apparatus comprising collimating optics comprising collimating optical components comprising edgeless light field projection lenses for
receiving the collimated projection image from the collimating optical system of each light field projector device of the plurality of light field projector devices, adjusting a pixel pitch and a hogel pitch of each collimated projection image, and spatially a display lens arranged to define resolution and depth of field and to provide a tiled light field display .
LED光源で光を生成し、
前記光源からの前記光を単一の光線経路へと導き、
前記光をピクセルアレイへとピクセル化し、
前記ピクセルアレイを拡大し、
前記ピクセルアレイをコリメートして、コリメートされた投影画像を生成し、
前記コリメートされた投影画像を拡散させ、前記コリメートされた投影画像を拡散させることは、角度点広がり関数を与えることを含み、
前記コリメートされた投影画像を、ピクセルピッチおよびホーゲルピッチを調整して空間解像度および被写界深度を定めることによって表示して、ライトフィールド画像をもたらすこと
によって、複数のライトフィールドプロジェクタ装置においてライトフィールド画像を生成するステップ、ならびに
前記複数のライトフィールドプロジェクタから生成された前記ライトフィールド画像をタイル状に並べ、ライトフィールド表示をもたらすステップ
を含む、方法。 A method for generating a tiled light field image with multiple light field projector devices, comprising:
Generating light with an LED light source,
directing the light from the light source into a single ray path;
pixelating the light into a pixel array;
enlarging the pixel array;
collimating the pixel array to produce a collimated projection image;
diffusing the collimated projection image and diffusing the collimated projection image comprises providing an angular point spread function;
a light field image in a plurality of light field projector devices by displaying the collimated projected image by adjusting pixel pitch and hogel pitch to define spatial resolution and depth of field to yield a light field image; and tiling the light field images generated from the plurality of light field projectors to provide a light field display .
A method according to any one of claims 11 to 14 , further comprising adjusting the focal length of said light field display.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962886521P | 2019-08-14 | 2019-08-14 | |
US62/886,521 | 2019-08-14 | ||
PCT/CA2020/051117 WO2021026663A1 (en) | 2019-08-14 | 2020-08-14 | Light field projector device |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2022543739A JP2022543739A (en) | 2022-10-14 |
JPWO2021026663A5 true JPWO2021026663A5 (en) | 2023-08-08 |
JP7432262B2 JP7432262B2 (en) | 2024-02-16 |
Family
ID=74567214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022502282A Active JP7432262B2 (en) | 2019-08-14 | 2020-08-14 | light field projector device |
Country Status (6)
Country | Link |
---|---|
US (1) | US11493836B2 (en) |
JP (1) | JP7432262B2 (en) |
KR (1) | KR102645824B1 (en) |
CN (1) | CN114556193A (en) |
CA (1) | CA3144726C (en) |
WO (1) | WO2021026663A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022221933A1 (en) * | 2021-04-23 | 2022-10-27 | Avalon Holographics Inc. | Direct projection multiplexed light field display |
US11303858B1 (en) | 2021-04-23 | 2022-04-12 | Avalon Holographics Inc. | Direct projection multiplexed light field display |
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-
2020
- 2020-08-14 CN CN202080057199.5A patent/CN114556193A/en active Pending
- 2020-08-14 JP JP2022502282A patent/JP7432262B2/en active Active
- 2020-08-14 US US16/993,512 patent/US11493836B2/en active Active
- 2020-08-14 KR KR1020227007602A patent/KR102645824B1/en active IP Right Grant
- 2020-08-14 CA CA3144726A patent/CA3144726C/en active Active
- 2020-08-14 WO PCT/CA2020/051117 patent/WO2021026663A1/en active Application Filing
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