KR102581320B1 - 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 - Google Patents
넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 Download PDFInfo
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- KR102581320B1 KR102581320B1 KR1020237006963A KR20237006963A KR102581320B1 KR 102581320 B1 KR102581320 B1 KR 102581320B1 KR 1020237006963 A KR1020237006963 A KR 1020237006963A KR 20237006963 A KR20237006963 A KR 20237006963A KR 102581320 B1 KR102581320 B1 KR 102581320B1
- Authority
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- South Korea
- Prior art keywords
- liquid crystal
- polarization grating
- light
- waveguide
- grating structures
- Prior art date
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Classifications
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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
- G02B27/01—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
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/02—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of crystals, e.g. rock-salt, semi-conductors
-
- 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
- G02B27/0081—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for altering, e.g. enlarging, the entrance or exit pupil
-
- 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
- G02B27/0093—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for monitoring data relating to the user, e.g. head-tracking, eye-tracking
-
- 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
- G02B27/4261—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive element with major polarization dependent properties
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1842—Gratings for image generation
-
- 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
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0056—Means for improving the coupling-out of light from the light guide for producing polarisation effects, e.g. by a surface with polarizing properties or by an additional polarizing elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
-
- 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
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0123—Head-up displays characterised by optical features comprising devices increasing the field of view
- G02B2027/0125—Field-of-view increase by wavefront division
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/34—Optical coupling means utilising prism or grating
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
- Polarising Elements (AREA)
- Mechanical Optical Scanning Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020237031560A KR102639600B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662424305P | 2016-11-18 | 2016-11-18 | |
| US62/424,305 | 2016-11-18 | ||
| KR1020197017080A KR102506485B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
| PCT/US2017/062083 WO2018094096A1 (en) | 2016-11-18 | 2017-11-16 | Multilayer liquid crystal diffractive gratings for redirecting light of wide incident angle ranges |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020197017080A Division KR102506485B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237031560A Division KR102639600B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20230034437A KR20230034437A (ko) | 2023-03-09 |
| KR102581320B1 true KR102581320B1 (ko) | 2023-09-20 |
Family
ID=62146808
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237006963A Active KR102581320B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
| KR1020197017080A Active KR102506485B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
| KR1020237031560A Active KR102639600B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020197017080A Active KR102506485B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
| KR1020237031560A Active KR102639600B1 (ko) | 2016-11-18 | 2017-11-16 | 넓은 입사 각도 범위들의 광을 방향전환시키기 위한 다중층 액정 회절 격자들 |
Country Status (9)
| Country | Link |
|---|---|
| US (3) | US10908423B2 (https=) |
| EP (1) | EP3542216B1 (https=) |
| JP (3) | JP7019695B2 (https=) |
| KR (3) | KR102581320B1 (https=) |
| CN (2) | CN115685626B (https=) |
| AU (2) | AU2017363081B2 (https=) |
| CA (1) | CA3044242A1 (https=) |
| IL (1) | IL266676A (https=) |
| WO (1) | WO2018094096A1 (https=) |
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