KR20190085186A - 회절 광학 요소 적층체를 위한 저온 기밀 밀봉 - Google Patents
회절 광학 요소 적층체를 위한 저온 기밀 밀봉 Download PDFInfo
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- KR20190085186A KR20190085186A KR1020197020093A KR20197020093A KR20190085186A KR 20190085186 A KR20190085186 A KR 20190085186A KR 1020197020093 A KR1020197020093 A KR 1020197020093A KR 20197020093 A KR20197020093 A KR 20197020093A KR 20190085186 A KR20190085186 A KR 20190085186A
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- 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
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
- G02B27/4272—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having plural diffractive elements positioned sequentially along the optical path
- G02B27/4277—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having plural diffractive elements positioned sequentially along the optical path being separated by an air space
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B23/00—Re-forming shaped glass
- C03B23/20—Uniting glass pieces by fusing without substantial reshaping
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/18—Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films
-
- 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
- G02B27/0006—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1847—Manufacturing methods
- G02B5/1852—Manufacturing methods using mechanical means, e.g. ruling with diamond tool, moulding
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1847—Manufacturing methods
- G02B5/1857—Manufacturing methods using exposure or etching means, e.g. holography, photolithography, exposure to electron or ion beams
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
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- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Laser Beam Processing (AREA)
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Abstract
Description
도 2 내지 도 5는 본 명세서에 기술된 여러 실시예들에 따른, 회절 광학 요소(DOE) 적층체들의 기밀 밀봉된 봉지재(encapsulation)를 제조하기 위한 공정 시퀀스들의 개략적인 단면도들이다.
Claims (19)
- 광학 장치의 제조 방법으로서,
한 쌍의 유리 웨이퍼 - 상기 유리 웨이퍼들 중 하나 이상의 유리 웨이퍼 상에 하나 이상의 회절 광학 요소(diffractive optical element, DOE)가 형성됨 - 를 서로 직접 결합시켜 상기 유리 웨이퍼들 사이에 상기 DOE를 포함하는 공동을 형성하는 단계; 및
상기 유리 웨이퍼들을 함께 접합하고 상기 공동을 밀봉하는 기밀 밀봉부를 형성하는 단계
를 포함하는, 방법. - 제1항에 있어서, 폴리머 층 내에 회절 패턴을 성형함으로써 상기 DOE를 형성하는 단계를 포함하는, 방법.
- 제1항에 있어서, 상기 유리 웨이퍼들 중 적어도 하나의 유리 웨이퍼에 회절 패턴을 패턴화함으로써 상기 DOE를 형성하는 단계를 포함하는, 방법.
- 제1항에 있어서, 상기 기밀 밀봉부를 형성하는 단계는 직접 산화물 접합을 수행하는 단계를 포함하는, 방법.
- 제4항에 있어서, 상기 직접 산화물 접합을 수행하는 단계 전에, 상기 유리 웨이퍼들 중 적어도 하나의 유리 웨이퍼의 하나 이상의 표면을 연마 및 세정하는 단계를 포함하는, 방법.
- 제4항에 있어서, 상기 직접 산화물 접합을 수행하는 단계는 상기 유리 웨이퍼들 중 적어도 하나의 유리 웨이퍼의 하나 이상의 표면을 가열하고 상기 유리 웨이퍼들을 서로를 향해 가압하는 단계를 포함하는, 방법.
- 제4항에 있어서, 상기 직접 산화물 접합을 수행하는 단계는 실온에서 상기 유리 웨이퍼들을 서로를 향해 가압하는 단계를 포함하는, 방법.
- 제1항에 있어서, 상기 기밀 밀봉부를 형성하는 단계는 상기 유리 웨이퍼 상의 표면들 중 하나 이상의 표면을 서로 직접 용접하는 단계를 포함하는, 방법.
- 제8항에 있어서, 상기 표면들 중 하나 이상의 표면을 직접 용접하는 단계는 레이저-보조 마이크로 용접을 수행하는 단계를 포함하는, 방법.
- 광학 장치로서,
하나 이상의 표면에서 서로 직접 결합된 한 쌍의 유리 웨이퍼;
상기 유리 웨이퍼들 중 하나 이상의 유리 웨이퍼 상에 형성된 하나 이상의 회절 광학 요소(DOE) - 상기 유리 웨이퍼들은 상기 유리 웨이퍼들 사이에 상기 DOE를 포함하는 공동을 가짐 -; 및
상기 표면들 중 하나 이상의 표면에서 상기 유리 웨이퍼들을 함께 접합하고 상기 공동을 밀봉하는 기밀 밀봉부
를 포함하는 광학 장치. - 제10항에 있어서, 상기 하나 이상의 DOE는 상기 유리 웨이퍼들 중 적어도 하나의 유리 웨이퍼와 결합된 폴리머 층 내의 회절 패턴을 포함하는, 광학 장치.
- 제10항에 있어서, 상기 하나 이상의 DOE는 상기 유리 웨이퍼들 중 적어도 하나의 유리 웨이퍼 내에 패턴화된, 광학 장치.
- 제10항에 있어서, 상기 기밀 밀봉부는 유리 밀봉부를 포함하는, 광학 장치.
- 제10항에 있어서, 상기 기밀 밀봉부는 직접 접합된 산화물을 포함하는, 광학 장치.
- 광학 장치로서,
광을 방출하도록 구성된 광원; 및
상기 광원에 의해 방출된 상기 광에 응답하여 광의 패턴을 투영하도록 구성된 회절 광학 요소(DOE) 조립체를 포함하고, 상기 DOE 조립체는,
하나 이상의 표면에서 서로 직접 결합된 한 쌍의 유리 웨이퍼;
상기 유리 웨이퍼들 중 하나 이상의 유리 웨이퍼 상에 형성된 하나 이상의 DOE - 상기 유리 웨이퍼들은 상기 유리 웨이퍼들 사이에 상기 DOE를 포함하는 공동을 가짐 -; 및
상기 표면들 중 하나 이상의 표면에서 상기 유리 웨이퍼들을 함께 접합하고 상기 공동을 밀봉하는 기밀 밀봉부를 포함하는, 광학 장치. - 제15항에 있어서, 상기 하나 이상의 DOE는 상기 유리 웨이퍼들 중 적어도 하나의 유리 웨이퍼와 결합된 폴리머 층 내의 회절 패턴을 포함하는, 광학 장치.
- 제15항에 있어서, 상기 하나 이상의 DOE는 상기 유리 웨이퍼들 중 적어도 하나의 유리 웨이퍼 내에 패턴화된, 광학 장치.
- 제15항에 있어서, 상기 기밀 밀봉부는 유리 밀봉부를 포함하는, 광학 장치.
- 제15항에 있어서, 상기 기밀 밀봉부는 직접 접합된 산화물을 포함하는, 광학 장치.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562116574P | 2015-02-16 | 2015-02-16 | |
US62/116,574 | 2015-02-16 | ||
US14/870,040 | 2015-09-30 | ||
US14/870,040 US10234695B2 (en) | 2015-02-16 | 2015-09-30 | Low-temperature hermetic sealing for diffractive optical element stacks |
PCT/US2015/067763 WO2016133590A1 (en) | 2015-02-16 | 2015-12-29 | Low-temperature hermetic sealing for diffractive optical element stacks |
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KR1020177022666A Division KR102000725B1 (ko) | 2015-02-16 | 2015-12-29 | 회절 광학 요소 적층체를 위한 저온 기밀 밀봉 |
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KR20190085186A true KR20190085186A (ko) | 2019-07-17 |
KR102083138B1 KR102083138B1 (ko) | 2020-02-28 |
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KR1020177022666A Active KR102000725B1 (ko) | 2015-02-16 | 2015-12-29 | 회절 광학 요소 적층체를 위한 저온 기밀 밀봉 |
KR1020197020093A Active KR102083138B1 (ko) | 2015-02-16 | 2015-12-29 | 회절 광학 요소 적층체를 위한 저온 기밀 밀봉 |
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Country Status (6)
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US (2) | US10234695B2 (ko) |
EP (2) | EP3259625A1 (ko) |
KR (2) | KR102000725B1 (ko) |
CN (1) | CN107257938B (ko) |
HK (1) | HK1244886A1 (ko) |
WO (1) | WO2016133590A1 (ko) |
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CN107257938B (zh) | 2020-07-28 |
EP4403979A3 (en) | 2024-10-30 |
HK1244886A1 (zh) | 2018-08-17 |
EP3259625A1 (en) | 2017-12-27 |
KR20170103956A (ko) | 2017-09-13 |
EP4403979A2 (en) | 2024-07-24 |
WO2016133590A1 (en) | 2016-08-25 |
KR102083138B1 (ko) | 2020-02-28 |
US10732428B2 (en) | 2020-08-04 |
US10234695B2 (en) | 2019-03-19 |
CN107257938A (zh) | 2017-10-17 |
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