CA2976955C - Improved manufacturing for virtual and augmented reality systems and components - Google Patents

Improved manufacturing for virtual and augmented reality systems and components Download PDF

Info

Publication number: CA2976955C
Authority: CA; Canada
Prior art keywords: substrate; diffractive optical; pattern; optical element; layer
Prior art date: 2015-03-05
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Active

Application number

CA2976955A

Other languages

English (en)

French (fr)

Other versions

CA2976955A1 (en

Inventor

Robert D. Tekolste

Michael A. Klug

Paul M. Greco

Brian T. Schowengerdt

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Magic Leap Inc

Original Assignee

Greco Paul M

Klug Michael A

Magic Leap Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2015-03-05

Filing date

2016-03-05

Publication date

2022-04-26

2016-01-26 Priority claimed from US15/007,117 external-priority patent/US9915826B2/en

2016-03-05 Application filed by Greco Paul M, Klug Michael A, Magic Leap Inc filed Critical Greco Paul M

2016-03-05 Priority to CA3151575A priority Critical patent/CA3151575A1/en

2016-03-05 Priority claimed from PCT/US2016/021093 external-priority patent/WO2016141372A1/en

2016-09-09 Publication of CA2976955A1 publication Critical patent/CA2976955A1/en

2022-04-26 Application granted granted Critical

2022-04-26 Publication of CA2976955C publication Critical patent/CA2976955C/en

Status Active legal-status Critical Current

2036-03-05 Anticipated expiration legal-status Critical

Links

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Classifications

- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00355—Production of simple or compound lenses with a refractive index gradient
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00009—Production of simple or compound lenses
- B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/00663—Production of light guides
- B29D11/00682—Production of light guides with a refractive index gradient
- 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
- G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
- G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
- 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
- G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
- G02B5/1823—Plural gratings positioned on the same surface, e.g. array of gratings in an overlapping or superposed manner
- 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
- 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
- G02B2027/0112—Head-up displays characterised by optical features comprising device for genereting colour display
- 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
- G02B2027/0178—Eyeglass type
- 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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Health & Medical Sciences (AREA)
Ophthalmology & Optometry (AREA)
Mechanical Engineering (AREA)
Diffracting Gratings Or Hologram Optical Elements (AREA)
Mechanical Optical Scanning Systems (AREA)

CA2976955A 2015-03-05 2016-03-05 Improved manufacturing for virtual and augmented reality systems and components Active CA2976955C (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA3151575A CA3151575A1 (en)	2015-03-05	2016-03-05	Improved manufacturing for virtual and augmented reality systems and components

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
US201562128925P	2015-03-05	2015-03-05
US62/128,925		2015-03-05
US15/007,117		2016-01-26
US15/007,117 US9915826B2 (en)	2013-11-27	2016-01-26	Virtual and augmented reality systems and methods having improved diffractive grating structures
PCT/US2016/021093 WO2016141372A1 (en)	2015-03-05	2016-03-05	Improved manufacturing for virtual and augmented reality systems and components

Related Child Applications (1)

Application Number	Title	Priority Date	Filing Date
CA3151575A Division CA3151575A1 (en)	2015-03-05	2016-03-05	Improved manufacturing for virtual and augmented reality systems and components

Publications (2)

Publication Number	Publication Date
CA2976955A1 CA2976955A1 (en)	2016-09-09
CA2976955C true CA2976955C (en)	2022-04-26

Family

ID=59714233

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
CA2976955A Active CA2976955C (en)	2015-03-05	2016-03-05	Improved manufacturing for virtual and augmented reality systems and components
CA3151575A Pending CA3151575A1 (en)	2015-03-05	2016-03-05	Improved manufacturing for virtual and augmented reality systems and components

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
CA3151575A Pending CA3151575A1 (en)	2015-03-05	2016-03-05	Improved manufacturing for virtual and augmented reality systems and components

Country Status (6)

Country	Link
JP (4)	JP6873041B2 (zh)
KR (4)	KR102500734B1 (zh)
CN (2)	CN112558307B (zh)
AU (2)	AU2016225962B2 (zh)
CA (2)	CA2976955C (zh)
IL (1)	IL253996B (zh)

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2016
- 2016-03-05 JP JP2017546101A patent/JP6873041B2/ja active Active
- 2016-03-05 KR KR1020217034384A patent/KR102500734B1/ko active IP Right Grant
- 2016-03-05 KR KR1020237004944A patent/KR102617948B1/ko active IP Right Grant
- 2016-03-05 CA CA2976955A patent/CA2976955C/en active Active
- 2016-03-05 KR KR1020237044175A patent/KR20230175351A/ko active Application Filing
- 2016-03-05 AU AU2016225962A patent/AU2016225962B2/en active Active
- 2016-03-05 CN CN202011551607.0A patent/CN112558307B/zh active Active
- 2016-03-05 KR KR1020177028145A patent/KR102319390B1/ko active IP Right Grant
- 2016-03-05 CA CA3151575A patent/CA3151575A1/en active Pending
- 2016-03-05 CN CN201680013598.5A patent/CN107430217B/zh active Active
2017
- 2017-08-15 IL IL253996A patent/IL253996B/en unknown
2021
- 2021-04-16 JP JP2021069621A patent/JP7204808B2/ja active Active
- 2021-05-20 AU AU2021203240A patent/AU2021203240B2/en active Active
2022
- 2022-12-28 JP JP2022211642A patent/JP7515562B2/ja active Active
2024
- 2024-04-26 JP JP2024072411A patent/JP2024096247A/ja active Pending

Also Published As

Publication number	Publication date
IL253996B (en)	2021-08-31
JP2021107940A (ja)	2021-07-29
CN112558307B (zh)	2022-08-02
JP2023041678A (ja)	2023-03-24
KR20210131452A (ko)	2021-11-02
JP6873041B2 (ja)	2021-05-19
KR20170125937A (ko)	2017-11-15
AU2021203240B2 (en)	2023-02-02
KR102617948B1 (ko)	2023-12-22
JP7204808B2 (ja)	2023-01-16
CN112558307A (zh)	2021-03-26
CA3151575A1 (en)	2016-09-09
IL253996A0 (en)	2017-10-31
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Publication	Publication Date	Title
AU2021250895B2 (en)	2023-10-19	Virtual and augmented reality systems and methods having improved diffractive grating structures
US11353641B2 (en)	2022-06-07	Manufacturing for virtual and augmented reality systems and components
AU2021203240B2 (en)	2023-02-02	Improved manufacturing for virtual and augmented reality systems and components
US9915826B2 (en)	2018-03-13	Virtual and augmented reality systems and methods having improved diffractive grating structures
EP3265853B1 (en)	2021-04-21	Improved manufacturing for virtual and augmented reality systems and components
US11726241B2 (en)	2023-08-15	Manufacturing for virtual and augmented reality systems and components
NZ735537B2 (en)	2022-01-06	Improved manufacturing for virtual and augmented reality systems and components
NZ762952B2 (en)	2022-02-01	Virtual and augmented reality systems and methods having improved diffractive grating structures
NZ734573B2 (en)	2021-03-02	Virtual and augmented reality systems and methods having improved diffractive grating structures