GB201620538D0 - Holographic projector - Google Patents
Holographic projectorInfo
- Publication number
- GB201620538D0 GB201620538D0 GBGB1620538.7A GB201620538A GB201620538D0 GB 201620538 D0 GB201620538 D0 GB 201620538D0 GB 201620538 A GB201620538 A GB 201620538A GB 201620538 D0 GB201620538 D0 GB 201620538D0
- 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.)
- Granted
Links
Classifications
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements
-
- 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
- G03H1/22—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
- 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
- G03H2001/221—Element having optical power, e.g. field lens
-
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2225/00—Active addressable light modulator
- G03H2225/60—Multiple SLMs
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H2240/00—Hologram nature or properties
- G03H2240/50—Parameters or numerical values associated with holography, e.g. peel strength
- G03H2240/51—Intensity, power or luminance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Holo Graphy (AREA)
Priority Applications (13)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1620538.7A GB2559112B (en) | 2016-12-02 | 2016-12-02 | Holographic projector |
EP23190326.1A EP4246244A3 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
KR1020197017570A KR102088199B1 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
PCT/GB2017/053636 WO2018100395A1 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
PCT/GB2017/053635 WO2018100394A1 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
JP2019529169A JP6860669B2 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
EP17817033.8A EP3408711B1 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
PL17817032T PL3408710T3 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
PCT/GB2017/053638 WO2018100397A1 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
CN201780074459.8A CN110050235B (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
ES17817032T ES2730558T3 (en) | 2016-12-02 | 2017-12-01 | Holographic projector |
EP17817031.2A EP3408709A1 (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 |
---|---|---|---|
GB1620538.7A GB2559112B (en) | 2016-12-02 | 2016-12-02 | Holographic projector |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201620538D0 true GB201620538D0 (en) | 2017-01-18 |
GB2559112A GB2559112A (en) | 2018-08-01 |
GB2559112B GB2559112B (en) | 2019-05-01 |
Family
ID=58159588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1620538.7A Active GB2559112B (en) | 2016-12-02 | 2016-12-02 | Holographic projector |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2559112B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114063296A (en) * | 2020-08-05 | 2022-02-18 | 恩维世科斯有限公司 | Holographic fingerprint |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2580696B (en) * | 2019-01-25 | 2022-04-27 | Dualitas Ltd | A method for a holographic projector |
GB2580441B (en) * | 2019-03-14 | 2022-03-16 | Dualitas Ltd | Laser modulation |
GB2587245B (en) * | 2019-12-18 | 2022-03-16 | Envisics Ltd | Holographic image alignment |
GB2599436B (en) * | 2020-10-02 | 2022-10-26 | Envisics Ltd | Holographic projection |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07261125A (en) * | 1994-03-24 | 1995-10-13 | Olympus Optical Co Ltd | Projection type image display device |
US6729541B1 (en) * | 1998-07-01 | 2004-05-04 | Nippon Telegraph & Telephone Corporation | Information reading apparatus and information recording medium |
JP4761432B2 (en) * | 2004-10-13 | 2011-08-31 | 株式会社リコー | Laser processing equipment |
-
2016
- 2016-12-02 GB GB1620538.7A patent/GB2559112B/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114063296A (en) * | 2020-08-05 | 2022-02-18 | 恩维世科斯有限公司 | Holographic fingerprint |
Also Published As
Publication number | Publication date |
---|---|
GB2559112A (en) | 2018-08-01 |
GB2559112B (en) | 2019-05-01 |
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