JP2019528477A - 光学デバイスのための縁シーラント閉じ込めおよびハロー低減 - Google Patents
光学デバイスのための縁シーラント閉じ込めおよびハロー低減 Download PDFInfo
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- G02B6/12016—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides characterised by the input or output waveguides, e.g. tapered waveguide ends, coupled together pairs of output waveguides
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Abstract
Description
本開示は、米国仮特許出願第62/380,066号(2016年8月26日出願、名称「Edge Sealant Confinement and Halo Reduction for Optical Devices」)に関連し、それに対する優先権を主張し、上記出願の全体は、参照により本開示に引用される。
Molecular ImprintsTMによって開発されたジェットおよびフラッシュインプリント技術(J−FILTM)は、ナノ構造を用いて形成される金型を使用して、表面上に種々の3次元ナノ構造をパターン化する能力を提供する。紫外線(UV)硬化性液体フォトレジストが、金型を通して流され、光を用いて硬化させられる。金型は、次いで、硬化したフォトレジストから分離され、表面上に形状を残す。接眼レンズは、ガラスの複数の層から成り得、J−FIL技法は、ガラスの種々の層上に回折格子を作成するために使用され得る。層は、積層され得、糊が、光学性能のための層間の空気間隙とともに、機械的完全性を提供し、アセンブリをシールするために採用され得る。伝統的に、そのようなアセンブリでは、糊は、縁からアセンブリの機能的エリアの中にウィッキングし(例えば、流れ)、光学劣化につながり得る。
Claims (25)
- 基板を備えている光学構造であって、
前記基板は、前記基板の縁の近位にある縁格子パターンを含み、前記縁格子パターンは、前記基板の前記縁から前記縁格子パターンの中への材料の毛細管流を制御するために配置された1つ以上の特徴を含む、光学構造。 - 前記縁格子パターンは、前記基板の第1の表面上にあり、
前記基板は、前記基板の第2の表面上の第2の格子パターンをさらに含む、請求項1に記載の光学構造。 - 前記第2の格子パターンは、直交瞳エキスパンダ(OPE)領域および射出瞳エキスパンダ(EPE)領域のうちの1つ以上のものを含む機能的格子パターンである、請求項2に記載の光学構造。
- 前記1つ以上の特徴は、前記基板の前記縁に実質的に垂直であるように配置されている、請求項1に記載の光学構造。
- 前記1つ以上の特徴は、V形格子パターン、S形格子パターン、および長方形格子パターンのうちの1つ以上のものを含む、請求項1に記載の光学構造。
- 前記縁格子パターンは、前記縁格子パターンを越える前記材料の毛細管流を阻止するために配置された1つ以上の第2の特徴をさらに含む、請求項1に記載の光学構造。
- 前記1つ以上の第2の特徴は、前記基板の縁に実質的に平行であるように配置されている、請求項6に記載の光学構造。
- 前記1つ以上の第2の特徴は、少なくとも部分的に、深度、高さ、および幅のうちの少なくとも1つにおいて前記1つ以上の特徴とは異なる、請求項6に記載の光学構造。
- 前記材料は、前記基板のそれより低い屈折率を有する、請求項1に記載の光学構造。
- 前記材料は、適用されているとき、前記基板の前記縁からの距離に従って変動する屈折率の勾配を有する、請求項1に記載の光学構造。
- 前記1つ以上の特徴は、少なくとも1つの多角形の断面形状を有する、請求項1に記載の光学構造。
- 前記少なくとも1つの多角形は、三角形、正方形、および長方形のうちの1つ以上のものを含む、請求項11に記載の光学構造。
- 前記基板は、光を受け取り、それを伝搬するように構成された導波管であり、
前記材料は、前記導波管から光を受け取り、それを吸収するように構成された光可変吸収性縁材料である、請求項1に記載の光学構造。 - 前記材料および前記基板は、実質的に同じ屈折率を有する、請求項1に記載の光学構造。
- 前記材料は、ドープ剤と、接着剤とを備えている、請求項1に記載の光学構造。
- 前記ドープ剤は、前記導波管の前記縁からの距離とともに変動する勾配で分配されている、請求項15に記載の光学構造。
- 前記ドープ剤は、カーボンブラックナノ粒子を備えている、請求項15に記載の光学構造。
- 前記カーボンブラックナノ粒子は、50〜70nmの範囲の直径を有する、請求項17に記載の光学構造。
- 前記材料は、接着テープの少なくとも1つの層を備えている、請求項1に記載の光学構造。
- 前記接着テープは、ドープ剤と、接着剤とを備えている、請求項19に記載の光学構造。
- 前記接着テープおよび前記基板は、実質的に同じ屈折率を有する、請求項19に記載の光学構造。
- 前記基板は、前記光学構造に含まれる基板の複数の層のうちの1つであり、
前記複数の層の各々は、それぞれの前記層の縁の近位に前記縁格子パターンを含み、
前記材料は、前記基板の複数の層を固定するために前記光学構造の外周の少なくとも一部に沿って適用された縁接着剤である、請求項1に記載の光学構造。 - 前記基板の複数の層の各々は、第2の格子パターンをさらに含む、請求項22に記載の光学構造。
- 前記縁格子パターンは、前記縁格子パターンの中への前記縁接着剤の毛細管流を提供するために配置され、前記縁格子パターンは、前記第2の格子パターンの中への前記縁接着剤の毛細管流を阻止するためにさらに配置されている、請求項23に記載の光学構造。
- 前記第2の格子パターンは、ナノスケールであり、光伝搬のための導波管として動作し、
前記縁格子パターンは、マイクロスケールおよびナノスケールのうちの1つ以上のものである、請求項23に記載の光学構造。
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US201662380066P | 2016-08-26 | 2016-08-26 | |
US62/380,066 | 2016-08-26 | ||
PCT/US2017/048442 WO2018039468A1 (en) | 2016-08-26 | 2017-08-24 | Edge sealant confinement and halo reduction for optical devices |
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AU (1) | AU2017315774B2 (ja) |
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JP7496351B2 (ja) | 2018-10-30 | 2024-06-06 | マジック リープ, インコーポレイテッド | 拡張および複合現実システムのためのポリマー接眼レンズアセンブリ |
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US10852547B2 (en) | 2017-12-15 | 2020-12-01 | Magic Leap, Inc. | Eyepieces for augmented reality display system |
US11449005B2 (en) * | 2018-03-29 | 2022-09-20 | Tesla, Inc. | Holographic decorated glass for screen color matching |
US11886000B2 (en) | 2018-04-02 | 2024-01-30 | Magic Leap, Inc. | Waveguides having integrated spacers, waveguides having edge absorbers, and methods for making the same |
US11513372B2 (en) | 2018-06-12 | 2022-11-29 | Magic Leap, Inc. | Edge sealant application for optical devices |
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US20190170932A1 (en) | 2019-06-06 |
CN109804278A (zh) | 2019-05-24 |
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EP3504567B1 (en) | 2023-08-09 |
AU2017315774A1 (en) | 2019-03-14 |
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CN114675359B (zh) | 2024-01-23 |
CN109804278B (zh) | 2022-04-29 |
US11022748B2 (en) | 2021-06-01 |
US20180059320A1 (en) | 2018-03-01 |
AU2017315774B2 (en) | 2021-05-13 |
JP2022087148A (ja) | 2022-06-09 |
WO2018039468A1 (en) | 2018-03-01 |
US10241260B2 (en) | 2019-03-26 |
KR102284835B1 (ko) | 2021-07-30 |
JP7351958B2 (ja) | 2023-09-27 |
IL264805B1 (en) | 2023-10-01 |
EP4250007A3 (en) | 2023-11-01 |
EP4250007A2 (en) | 2023-09-27 |
EP3504567A4 (en) | 2019-09-11 |
EP3504567A1 (en) | 2019-07-03 |
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CN114675359A (zh) | 2022-06-28 |
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