WO1997001133A1 - Multiplexed hologram copying system and method - Google Patents
Multiplexed hologram copying system and method Download PDFInfo
- Publication number
- WO1997001133A1 WO1997001133A1 PCT/US1996/010410 US9610410W WO9701133A1 WO 1997001133 A1 WO1997001133 A1 WO 1997001133A1 US 9610410 W US9610410 W US 9610410W WO 9701133 A1 WO9701133 A1 WO 9701133A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- medium
- master
- multiplexing
- multiplexed
- holograms
- Prior art date
Links
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- 238000009826 distribution Methods 0.000 abstract description 10
- 238000003860 storage Methods 0.000 description 19
- 230000008569 process Effects 0.000 description 14
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/28—Re-recording, i.e. transcribing information from one optical record carrier on to one or more similar or dissimilar record carriers
-
- 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
- G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
-
- 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
- G03H1/02—Details of features involved during the holographic process; Replication of holograms without interference recording
- G03H1/024—Hologram nature or properties
- G03H1/0248—Volume holograms
-
- 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
- G03H1/20—Copying holograms by holographic, i.e. optical means
- G03H1/202—Contact copy when the reconstruction beam for the master H1 also serves as reference beam for the copy H2
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
- G11B7/0065—Recording, reproducing or erasing by using optical interference patterns, e.g. holograms
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/127—Lasers; Multiple laser arrays
-
- 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
- G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
- G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
- G03H1/265—Angle multiplexing; Multichannel holograms
-
- 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
- G03H1/26—Processes or apparatus specially adapted to produce multiple sub- holograms or to obtain images from them, e.g. multicolour technique
- G03H1/2645—Multiplexing processes, e.g. aperture, shift, or wavefront multiplexing
- G03H2001/2675—Phase code multiplexing, wherein the sub-holograms are multiplexed according to spatial modulation of the reference beam
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU63342/96A AU6334296A (en) | 1995-06-23 | 1996-06-21 | Multiplexed hologram copying system and method |
JP9503883A JPH11515110A (en) | 1995-06-23 | 1996-06-21 | Composite hologram copying system and method |
EP96922483A EP0835479A4 (en) | 1995-06-23 | 1996-06-21 | Multiplexed hologram copying system and method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47195P | 1995-06-23 | 1995-06-23 | |
US60/000,471 | 1995-06-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997001133A1 true WO1997001133A1 (en) | 1997-01-09 |
Family
ID=21691655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1996/010410 WO1997001133A1 (en) | 1995-06-23 | 1996-06-21 | Multiplexed hologram copying system and method |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0835479A4 (en) |
JP (1) | JPH11515110A (en) |
KR (1) | KR19990028317A (en) |
AU (1) | AU6334296A (en) |
CA (1) | CA2225676A1 (en) |
WO (1) | WO1997001133A1 (en) |
Cited By (50)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000016169A1 (en) * | 1998-09-10 | 2000-03-23 | Eugen Pavel | Apparatus, holographic process for duplicating optical and holographic memories, and memory copy obtained thereof |
WO2001050190A1 (en) * | 2000-01-03 | 2001-07-12 | Moiree Ltd Oy | Method of forming image on support |
WO2003091809A1 (en) * | 2002-04-26 | 2003-11-06 | Discovision Associates | Fast duplication of diffractive storage device for mass production |
EP1477972A2 (en) * | 2003-04-30 | 2004-11-17 | Daewoo Electronics Corporation | Apparatus and method for recording digital data on a holographic storage system |
WO2005066939A2 (en) * | 2003-12-30 | 2005-07-21 | Aprilis, Inc. | Replication of data to holographic medium |
DE19809402B4 (en) * | 1997-08-04 | 2012-05-31 | Bundesdruckerei Gmbh | Method and device for producing a contact copy of a hologram |
US8306376B2 (en) | 2005-12-22 | 2012-11-06 | Wi-Lan Inc. | Method and apparatus for multiplexing optical information for recording and reproducing optical information over optical storage medium |
WO2014100182A1 (en) * | 2012-12-19 | 2014-06-26 | Microsoft Corporation | Multiplexed hologram tiling in a waveguide display |
DE19809403B4 (en) * | 1997-08-05 | 2017-07-06 | Bundesdruckerei Gmbh | Method for producing a hologram with machine-readable information |
US10089516B2 (en) | 2013-07-31 | 2018-10-02 | Digilens, Inc. | Method and apparatus for contact image sensing |
US10145533B2 (en) | 2005-11-11 | 2018-12-04 | Digilens, Inc. | Compact holographic illumination device |
US10156681B2 (en) | 2015-02-12 | 2018-12-18 | Digilens Inc. | Waveguide grating device |
US10185154B2 (en) | 2011-04-07 | 2019-01-22 | Digilens, Inc. | Laser despeckler based on angular diversity |
US10209517B2 (en) | 2013-05-20 | 2019-02-19 | Digilens, Inc. | Holographic waveguide eye tracker |
US10216061B2 (en) | 2012-01-06 | 2019-02-26 | Digilens, Inc. | Contact image sensor using switchable bragg gratings |
US10234696B2 (en) | 2007-07-26 | 2019-03-19 | Digilens, Inc. | Optical apparatus for recording a holographic device and method of recording |
US10241330B2 (en) | 2014-09-19 | 2019-03-26 | Digilens, Inc. | Method and apparatus for generating input images for holographic waveguide displays |
US10330777B2 (en) | 2015-01-20 | 2019-06-25 | Digilens Inc. | Holographic waveguide lidar |
US10359736B2 (en) | 2014-08-08 | 2019-07-23 | Digilens Inc. | Method for holographic mastering and replication |
US10423222B2 (en) | 2014-09-26 | 2019-09-24 | Digilens Inc. | Holographic waveguide optical tracker |
US10437064B2 (en) | 2015-01-12 | 2019-10-08 | Digilens Inc. | Environmentally isolated waveguide display |
US10437051B2 (en) | 2012-05-11 | 2019-10-08 | Digilens Inc. | Apparatus for eye tracking |
US10459145B2 (en) | 2015-03-16 | 2019-10-29 | Digilens Inc. | Waveguide device incorporating a light pipe |
US10545346B2 (en) | 2017-01-05 | 2020-01-28 | Digilens Inc. | Wearable heads up displays |
US10591756B2 (en) | 2015-03-31 | 2020-03-17 | Digilens Inc. | Method and apparatus for contact image sensing |
US10642058B2 (en) | 2011-08-24 | 2020-05-05 | Digilens Inc. | Wearable data display |
US10670876B2 (en) | 2011-08-24 | 2020-06-02 | Digilens Inc. | Waveguide laser illuminator incorporating a despeckler |
US10678053B2 (en) | 2009-04-27 | 2020-06-09 | Digilens Inc. | Diffractive projection apparatus |
US10690851B2 (en) | 2018-03-16 | 2020-06-23 | Digilens Inc. | Holographic waveguides incorporating birefringence control and methods for their fabrication |
US10690916B2 (en) | 2015-10-05 | 2020-06-23 | Digilens Inc. | Apparatus for providing waveguide displays with two-dimensional pupil expansion |
US10732569B2 (en) | 2018-01-08 | 2020-08-04 | Digilens Inc. | Systems and methods for high-throughput recording of holographic gratings in waveguide cells |
US10859768B2 (en) | 2016-03-24 | 2020-12-08 | Digilens Inc. | Method and apparatus for providing a polarization selective holographic waveguide device |
US10890707B2 (en) | 2016-04-11 | 2021-01-12 | Digilens Inc. | Holographic waveguide apparatus for structured light projection |
US20210026297A1 (en) * | 2019-07-22 | 2021-01-28 | Digilens Inc. | Systems and Methods for High Volume Manufacturing of Waveguides |
US10914950B2 (en) | 2018-01-08 | 2021-02-09 | Digilens Inc. | Waveguide architectures and related methods of manufacturing |
US10942430B2 (en) | 2017-10-16 | 2021-03-09 | Digilens Inc. | Systems and methods for multiplying the image resolution of a pixelated display |
US10983340B2 (en) | 2016-02-04 | 2021-04-20 | Digilens Inc. | Holographic waveguide optical tracker |
US11204540B2 (en) | 2009-10-09 | 2021-12-21 | Digilens Inc. | Diffractive waveguide providing a retinal image |
US11307432B2 (en) | 2014-08-08 | 2022-04-19 | Digilens Inc. | Waveguide laser illuminator incorporating a Despeckler |
US11378732B2 (en) | 2019-03-12 | 2022-07-05 | DigLens Inc. | Holographic waveguide backlight and related methods of manufacturing |
US11402801B2 (en) | 2018-07-25 | 2022-08-02 | Digilens Inc. | Systems and methods for fabricating a multilayer optical structure |
US11442222B2 (en) | 2019-08-29 | 2022-09-13 | Digilens Inc. | Evacuated gratings and methods of manufacturing |
US11448937B2 (en) | 2012-11-16 | 2022-09-20 | Digilens Inc. | Transparent waveguide display for tiling a display having plural optical powers using overlapping and offset FOV tiles |
US11460621B2 (en) | 2012-04-25 | 2022-10-04 | Rockwell Collins, Inc. | Holographic wide angle display |
US11480788B2 (en) | 2015-01-12 | 2022-10-25 | Digilens Inc. | Light field displays incorporating holographic waveguides |
US11513350B2 (en) | 2016-12-02 | 2022-11-29 | Digilens Inc. | Waveguide device with uniform output illumination |
US11543594B2 (en) | 2019-02-15 | 2023-01-03 | Digilens Inc. | Methods and apparatuses for providing a holographic waveguide display using integrated gratings |
US11681143B2 (en) | 2019-07-29 | 2023-06-20 | Digilens Inc. | Methods and apparatus for multiplying the image resolution and field-of-view of a pixelated display |
US11726332B2 (en) | 2009-04-27 | 2023-08-15 | Digilens Inc. | Diffractive projection apparatus |
US11747568B2 (en) | 2019-06-07 | 2023-09-05 | Digilens Inc. | Waveguides incorporating transmissive and reflective gratings and related methods of manufacturing |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8786923B2 (en) * | 2002-11-22 | 2014-07-22 | Akonia Holographics, Llc | Methods and systems for recording to holographic storage media |
KR100682258B1 (en) * | 2005-06-30 | 2007-02-15 | 주식회사 대우일렉트로닉스 | Copy apparatus for holographic disc |
JP5348419B2 (en) * | 2009-12-18 | 2013-11-20 | 大日本印刷株式会社 | Screen switching hologram manufacturing method and screen switching hologram manufactured thereby |
JP6960144B2 (en) * | 2017-04-11 | 2021-11-05 | 国立研究開発法人情報通信研究機構 | Hologram manufacturing method and hologram recording device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3752557A (en) * | 1966-06-10 | 1973-08-14 | Csf | System of hologram reproduction |
US3758186A (en) * | 1966-11-30 | 1973-09-11 | Battelle Development Corp | Method of copying holograms |
US5499118A (en) * | 1994-08-31 | 1996-03-12 | Hughes Aircraft Company | System for copying multiple holograms |
-
1996
- 1996-06-21 JP JP9503883A patent/JPH11515110A/en active Pending
- 1996-06-21 CA CA002225676A patent/CA2225676A1/en not_active Abandoned
- 1996-06-21 KR KR1019970709632A patent/KR19990028317A/en not_active Application Discontinuation
- 1996-06-21 EP EP96922483A patent/EP0835479A4/en not_active Withdrawn
- 1996-06-21 WO PCT/US1996/010410 patent/WO1997001133A1/en not_active Application Discontinuation
- 1996-06-21 AU AU63342/96A patent/AU6334296A/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3752557A (en) * | 1966-06-10 | 1973-08-14 | Csf | System of hologram reproduction |
US3758186A (en) * | 1966-11-30 | 1973-09-11 | Battelle Development Corp | Method of copying holograms |
US5499118A (en) * | 1994-08-31 | 1996-03-12 | Hughes Aircraft Company | System for copying multiple holograms |
Non-Patent Citations (1)
Title |
---|
See also references of EP0835479A4 * |
Cited By (80)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19809402B4 (en) * | 1997-08-04 | 2012-05-31 | Bundesdruckerei Gmbh | Method and device for producing a contact copy of a hologram |
DE19809403B4 (en) * | 1997-08-05 | 2017-07-06 | Bundesdruckerei Gmbh | Method for producing a hologram with machine-readable information |
WO2000016169A1 (en) * | 1998-09-10 | 2000-03-23 | Eugen Pavel | Apparatus, holographic process for duplicating optical and holographic memories, and memory copy obtained thereof |
WO2001050190A1 (en) * | 2000-01-03 | 2001-07-12 | Moiree Ltd Oy | Method of forming image on support |
WO2003091809A1 (en) * | 2002-04-26 | 2003-11-06 | Discovision Associates | Fast duplication of diffractive storage device for mass production |
US7248556B2 (en) | 2002-04-26 | 2007-07-24 | Research Investment Network, Inc. | Fast duplication of diffractive storage device for mass production |
EP1477972A2 (en) * | 2003-04-30 | 2004-11-17 | Daewoo Electronics Corporation | Apparatus and method for recording digital data on a holographic storage system |
EP1477972A3 (en) * | 2003-04-30 | 2006-05-10 | Daewoo Electronics Corporation | Apparatus and method for recording digital data on a holographic storage system |
US7453611B2 (en) | 2003-12-30 | 2008-11-18 | Stx Aprilis, Inc. | Replication of data to holographic medium using holographic master media |
US7742210B2 (en) | 2003-12-30 | 2010-06-22 | Stx Aprilis, Inc. | Replication of data to holographic medium using holographic master media |
WO2005066939A3 (en) * | 2003-12-30 | 2005-11-17 | Aprilis Inc | Replication of data to holographic medium |
WO2005066939A2 (en) * | 2003-12-30 | 2005-07-21 | Aprilis, Inc. | Replication of data to holographic medium |
US10145533B2 (en) | 2005-11-11 | 2018-12-04 | Digilens, Inc. | Compact holographic illumination device |
US8306376B2 (en) | 2005-12-22 | 2012-11-06 | Wi-Lan Inc. | Method and apparatus for multiplexing optical information for recording and reproducing optical information over optical storage medium |
US10725312B2 (en) | 2007-07-26 | 2020-07-28 | Digilens Inc. | Laser illumination device |
US10234696B2 (en) | 2007-07-26 | 2019-03-19 | Digilens, Inc. | Optical apparatus for recording a holographic device and method of recording |
US11726332B2 (en) | 2009-04-27 | 2023-08-15 | Digilens Inc. | Diffractive projection apparatus |
US11175512B2 (en) | 2009-04-27 | 2021-11-16 | Digilens Inc. | Diffractive projection apparatus |
US10678053B2 (en) | 2009-04-27 | 2020-06-09 | Digilens Inc. | Diffractive projection apparatus |
US11204540B2 (en) | 2009-10-09 | 2021-12-21 | Digilens Inc. | Diffractive waveguide providing a retinal image |
US10185154B2 (en) | 2011-04-07 | 2019-01-22 | Digilens, Inc. | Laser despeckler based on angular diversity |
US11487131B2 (en) | 2011-04-07 | 2022-11-01 | Digilens Inc. | Laser despeckler based on angular diversity |
US11287666B2 (en) | 2011-08-24 | 2022-03-29 | Digilens, Inc. | Wearable data display |
US10670876B2 (en) | 2011-08-24 | 2020-06-02 | Digilens Inc. | Waveguide laser illuminator incorporating a despeckler |
US10642058B2 (en) | 2011-08-24 | 2020-05-05 | Digilens Inc. | Wearable data display |
US10216061B2 (en) | 2012-01-06 | 2019-02-26 | Digilens, Inc. | Contact image sensor using switchable bragg gratings |
US10459311B2 (en) | 2012-01-06 | 2019-10-29 | Digilens Inc. | Contact image sensor using switchable Bragg gratings |
US11460621B2 (en) | 2012-04-25 | 2022-10-04 | Rockwell Collins, Inc. | Holographic wide angle display |
US10437051B2 (en) | 2012-05-11 | 2019-10-08 | Digilens Inc. | Apparatus for eye tracking |
US11448937B2 (en) | 2012-11-16 | 2022-09-20 | Digilens Inc. | Transparent waveguide display for tiling a display having plural optical powers using overlapping and offset FOV tiles |
US10146053B2 (en) | 2012-12-19 | 2018-12-04 | Microsoft Technology Licensing, Llc | Multiplexed hologram tiling in a waveguide display |
CN105190407A (en) * | 2012-12-19 | 2015-12-23 | 微软技术许可有限责任公司 | Multiplexed hologram tiling in a waveguide display |
WO2014100182A1 (en) * | 2012-12-19 | 2014-06-26 | Microsoft Corporation | Multiplexed hologram tiling in a waveguide display |
US10209517B2 (en) | 2013-05-20 | 2019-02-19 | Digilens, Inc. | Holographic waveguide eye tracker |
US11662590B2 (en) | 2013-05-20 | 2023-05-30 | Digilens Inc. | Holographic waveguide eye tracker |
US10423813B2 (en) | 2013-07-31 | 2019-09-24 | Digilens Inc. | Method and apparatus for contact image sensing |
US10089516B2 (en) | 2013-07-31 | 2018-10-02 | Digilens, Inc. | Method and apparatus for contact image sensing |
US11709373B2 (en) | 2014-08-08 | 2023-07-25 | Digilens Inc. | Waveguide laser illuminator incorporating a despeckler |
US10359736B2 (en) | 2014-08-08 | 2019-07-23 | Digilens Inc. | Method for holographic mastering and replication |
US11307432B2 (en) | 2014-08-08 | 2022-04-19 | Digilens Inc. | Waveguide laser illuminator incorporating a Despeckler |
US10241330B2 (en) | 2014-09-19 | 2019-03-26 | Digilens, Inc. | Method and apparatus for generating input images for holographic waveguide displays |
US11726323B2 (en) | 2014-09-19 | 2023-08-15 | Digilens Inc. | Method and apparatus for generating input images for holographic waveguide displays |
US10423222B2 (en) | 2014-09-26 | 2019-09-24 | Digilens Inc. | Holographic waveguide optical tracker |
US11740472B2 (en) | 2015-01-12 | 2023-08-29 | Digilens Inc. | Environmentally isolated waveguide display |
US10437064B2 (en) | 2015-01-12 | 2019-10-08 | Digilens Inc. | Environmentally isolated waveguide display |
US11480788B2 (en) | 2015-01-12 | 2022-10-25 | Digilens Inc. | Light field displays incorporating holographic waveguides |
US11726329B2 (en) | 2015-01-12 | 2023-08-15 | Digilens Inc. | Environmentally isolated waveguide display |
US10330777B2 (en) | 2015-01-20 | 2019-06-25 | Digilens Inc. | Holographic waveguide lidar |
US11703645B2 (en) | 2015-02-12 | 2023-07-18 | Digilens Inc. | Waveguide grating device |
US10527797B2 (en) | 2015-02-12 | 2020-01-07 | Digilens Inc. | Waveguide grating device |
US10156681B2 (en) | 2015-02-12 | 2018-12-18 | Digilens Inc. | Waveguide grating device |
US10459145B2 (en) | 2015-03-16 | 2019-10-29 | Digilens Inc. | Waveguide device incorporating a light pipe |
US10591756B2 (en) | 2015-03-31 | 2020-03-17 | Digilens Inc. | Method and apparatus for contact image sensing |
US11754842B2 (en) | 2015-10-05 | 2023-09-12 | Digilens Inc. | Apparatus for providing waveguide displays with two-dimensional pupil expansion |
US11281013B2 (en) | 2015-10-05 | 2022-03-22 | Digilens Inc. | Apparatus for providing waveguide displays with two-dimensional pupil expansion |
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Also Published As
Publication number | Publication date |
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EP0835479A1 (en) | 1998-04-15 |
JPH11515110A (en) | 1999-12-21 |
AU6334296A (en) | 1997-01-22 |
CA2225676A1 (en) | 1997-01-09 |
KR19990028317A (en) | 1999-04-15 |
EP0835479A4 (en) | 1999-07-21 |
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