GB2552850B - Holographic projector - Google Patents

Holographic projector

Info

Publication number
GB2552850B
GB2552850B GB1620537.9A GB201620537A GB2552850B GB 2552850 B GB2552850 B GB 2552850B GB 201620537 A GB201620537 A GB 201620537A GB 2552850 B GB2552850 B GB 2552850B
Authority
GB
United Kingdom
Prior art keywords
holographic projector
holographic
projector
Prior art date
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
GB1620537.9A
Other versions
GB2552850A (en
GB201620537D0 (en
Inventor
Christmas Jamieson
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.)
Dualitas Ltd
Original Assignee
Dualitas Ltd
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.)
Filing date
Publication date
Application filed by Dualitas Ltd filed Critical Dualitas Ltd
Priority to GB1620537.9A priority Critical patent/GB2552850B/en
Publication of GB201620537D0 publication Critical patent/GB201620537D0/en
Priority to PCT/GB2017/053636 priority patent/WO2018100395A1/en
Priority to ES17817032T priority patent/ES2730558T3/en
Priority to EP17817031.2A priority patent/EP3408709A1/en
Priority to EP23190326.1A priority patent/EP4246244A3/en
Priority to PCT/GB2017/053638 priority patent/WO2018100397A1/en
Priority to JP2019529169A priority patent/JP6860669B2/en
Priority to CN201780074459.8A priority patent/CN110050235B/en
Priority to PCT/GB2017/053635 priority patent/WO2018100394A1/en
Priority to EP17817033.8A priority patent/EP3408711B1/en
Priority to PL17817032T priority patent/PL3408710T3/en
Priority to KR1020197017570A priority patent/KR102088199B1/en
Priority to EP17817032.0A priority patent/EP3408710B1/en
Publication of GB2552850A publication Critical patent/GB2552850A/en
Application granted granted Critical
Publication of GB2552850B publication Critical patent/GB2552850B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/0486—Improving or monitoring the quality of the record, e.g. by compensating distortions, aberrations
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0808—Methods of numerical synthesis, e.g. coherent ray tracing [CRT], diffraction specific
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2249—Holobject properties
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2294—Addressing the hologram to an active spatial light modulator
    • 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
    • G02B27/0103—Head-up displays characterised by optical features comprising holographic elements
    • G02B2027/0105—Holograms with particular structures
    • 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
    • G02B2027/0132—Head-up displays characterised by optical features comprising binocular systems
    • G02B2027/0134—Head-up displays characterised by optical features comprising binocular systems of stereoscopic type
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/04—Processes or apparatus for producing holograms
    • G03H1/08—Synthesising holograms, i.e. holograms synthesized from objects or objects from holograms
    • G03H1/0808—Methods of numerical synthesis, e.g. coherent ray tracing [CRT], diffraction specific
    • G03H2001/0825—Numerical processing in hologram space, e.g. combination of the CGH [computer generated hologram] with a numerical optical element
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H1/2205—Reconstruction geometries or arrangements using downstream optical component
    • G03H2001/2213—Diffusing screen revealing the real holobject, e.g. container filed with gel to reveal the 3D holobject
    • G03H2001/2215—Plane screen
    • G03H2001/2218—Plane screen being perpendicular to optical axis
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H2001/2244—Means for detecting or recording the holobject
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2202—Reconstruction geometries or arrangements
    • G03H2001/2244—Means for detecting or recording the holobject
    • G03H2001/2247—Means for detecting or recording the holobject for testing the hologram or holobject
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
    • G03H1/22—Processes or apparatus for obtaining an optical image from holograms
    • G03H1/2249—Holobject properties
    • G03H2001/2252—Location of the holobject
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
    • G03H2210/00—Object characteristics
    • G03H2210/20—2D object

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Holo Graphy (AREA)
GB1620537.9A 2016-12-02 2016-12-02 Holographic projector Active GB2552850B (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
GB1620537.9A GB2552850B (en) 2016-12-02 2016-12-02 Holographic projector
EP17817031.2A EP3408709A1 (en) 2016-12-02 2017-12-01 Holographic projector
PL17817032T PL3408710T3 (en) 2016-12-02 2017-12-01 Holographic projector
PCT/GB2017/053636 WO2018100395A1 (en) 2016-12-02 2017-12-01 Holographic projector
EP23190326.1A EP4246244A3 (en) 2016-12-02 2017-12-01 Holographic projector
PCT/GB2017/053638 WO2018100397A1 (en) 2016-12-02 2017-12-01 Holographic projector
JP2019529169A JP6860669B2 (en) 2016-12-02 2017-12-01 Holographic projector
CN201780074459.8A CN110050235B (en) 2016-12-02 2017-12-01 Holographic projector
PCT/GB2017/053635 WO2018100394A1 (en) 2016-12-02 2017-12-01 Holographic projector
EP17817033.8A EP3408711B1 (en) 2016-12-02 2017-12-01 Holographic projector
ES17817032T ES2730558T3 (en) 2016-12-02 2017-12-01 Holographic projector
KR1020197017570A KR102088199B1 (en) 2016-12-02 2017-12-01 Holographic projector
EP17817032.0A EP3408710B1 (en) 2016-12-02 2017-12-01 Holographic projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1620537.9A GB2552850B (en) 2016-12-02 2016-12-02 Holographic projector

Publications (3)

Publication Number Publication Date
GB201620537D0 GB201620537D0 (en) 2017-01-18
GB2552850A GB2552850A (en) 2018-02-14
GB2552850B true GB2552850B (en) 2019-05-01

Family

ID=58159641

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1620537.9A Active GB2552850B (en) 2016-12-02 2016-12-02 Holographic projector

Country Status (1)

Country Link
GB (1) GB2552850B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2599436B (en) * 2020-10-02 2022-10-26 Envisics Ltd Holographic projection
GB202015789D0 (en) * 2020-10-06 2020-11-18 Vividq Ltd Illumination power control for a computer-generated hologram display

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100260014B1 (en) * 1997-12-19 2000-06-15 정선종 Image display unit using hologram array and spatial light modulator

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100260014B1 (en) * 1997-12-19 2000-06-15 정선종 Image display unit using hologram array and spatial light modulator

Also Published As

Publication number Publication date
GB2552850A (en) 2018-02-14
GB201620537D0 (en) 2017-01-18

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