ClassID:

178759

G03H2223/20 - CPC Classification

Classification description:

Optical components Birefringent optical element, e.g. wave plate

Recent Application in this class:
#1
20260099122
2026-04-09

SYSTEM AND METHOD FOR HYBRID RECORDING OF 2D IMAGE AND 3D HOLOGRAM

#2
20250341806
2025-11-06

DISPLAYING THREE-DIMENSIONAL OBJECTS

#3
20240411181
2024-12-12

COMPLEX LIGHT MODULATOR, HOLOGRAPHIC DISPLAY DEVICE, AND SEE-THROUGH DISPLAY DEVICE

#4
20240328928
2024-10-03

METHOD AND APPARATUS FOR MICROPLASTIC IDENTIFICATION WITH POLARIZED DIGITAL HOLOGRAPHY

#5
20240288824
2024-08-29

HOLOGRAPHIC DISPLAY SYSTEM AND ELECTRONIC DEVICE

#6
20240219804
2024-07-04

Display panel and display device

#7
20240192637
2024-06-13

INTERFERENCE LIGHT GENERATION ELEMENT AND HOLOGRAM RECORDING DEVICE

#8
20230350345
2023-11-02

Optical scanning holography system

#9
20230341814
2023-10-26

OPTICAL SCANNING HOLOGRAPHY SYSTEM

#10
20230315013
2023-10-05

Holographic Optical Element and Method for Manufacturing Same

#11
20230251526
2023-08-10

Complex light modulator, holographic display device, and see-through display device

#12
20230185236
2023-06-15

SYSTEM AND METHOD FOR FABRICATING HOLOGRAPHIC OPTICAL ELEMENTS USING POLARIZATION HOLOGRAM MASTER

#13
20230142054
2023-05-11

Displaying three-dimensional objects

#14
20230127372
2023-04-27

DISPLAY DEVICE

#15
20230050648
2023-02-16

Display system and method

#16
20220404766
2022-12-22

HOLOGRAPHIC STORAGE OPTICAL SYSTEM AND BEAM CALIBRATING METHOD THEREOF

#17
20220397859
2022-12-15

HOLOGRAPHIC LENS SYSTEM

#18
20220365264
2022-11-17

Apochromatic liquid crystal polarization hologram device

#19
20220326654
2022-10-13

Spatial light modulator device for the modulation of a wave field with complex information

#20
20220260953
2022-08-18

APPARATUS FOR GENERATING HOLOGRAM AND A METHOD FOR GENERATING HOLOGRAM USING THE SAME

#21
20220121028
2022-04-21

Display system and method

#22
20220086419
2022-03-17

Displaying three-dimensional objects

#23
20220083003
2022-03-17

Reconstructing objects with display zero order light suppression

#24
20220083002
2022-03-17

Reconstructing objects with display zero order light suppression

#25
20220083001
2022-03-17

Reconstructing objects with display zero order light suppression

#26
20220083000
2022-03-17

Displaying three-dimensional objects

#27
20220082998
2022-03-17

Reconstructing objects with display zero order light suppression

#28
20220082886
2022-03-17

Displaying three-dimensional objects

#29
20210364987
2021-11-25

SYSTEM AND METHOD FOR HOLOGRAPHIC WAVE-FRONT PRINTING

#30
20210341878
2021-11-04

Optical scanning holography system

#31
20210223738
2021-07-22

DISPLAY DEVICE AND METHOD FOR OPTIMIZING THE IMAGE QUALITY

#32
20210191062
2021-06-24

High precision stable optical alignment and configuration

#33
20210181675
2021-06-17

Single-shot Fresnel non-coherent correlation digital holographic device based on polarization-oriented planar lens

#34
20210003763
2021-01-07

LIGHT-GUIDING PLATE, AND HOLOGRAM RECORDING DEVICE AND HOLOGRAM RECORDING METHOD USED FOR THE SAME

#35
20200272100
2020-08-27

SYSTEMS AND METHODS FOR CONTROLLING ELECTROMAGNETIC RADIATION

#36
20200241472
2020-07-30

Birefringent lens interferometer for use in microscopy and other applications

#37
20200033802
2020-01-30

Method for Holographic Mastering and Replication

#38
20190369556
2019-12-05

SYSTEM, APPARATUS AND METHOD FOR USING BIREFRINGENT LENSES TO CREATE HOLOGRAMS FROM RECEIVED ELECTROMAGNETIC RADIATION

#39
20190278225
2019-09-12

Spatial light modulator device for the modulation of a wave field with complex information

#40
20190250560
2019-08-15

Multiple offset interferometer

#41
20180299829
2018-10-18

Light modulation device having an optical element for scattering light

#42
20180210396
2018-07-26

Method for holographic mastering and replication

#43
20180129166
2018-05-10

Holographic display apparatus for providing expanded viewing window

#44
20180129048
2018-05-10

Hologram focus accommodation

#45
20180107158
2018-04-19

Digital holographic imaging apparatus and illumination apparatus

#46
20170356846
2017-12-14

System for observing objects

#47
20170248825
2017-08-31

Reducing orders of diffraction patterns

#48
20170242398
2017-08-24

Birefringent lens interferometer for use in microscopy and other applications

#49
20170185036
2017-06-29

BIREFRINGENT LENS INTERFEROMETER

#50
20170123204
2017-05-04

See-through holographic display apparatus

#51
20170075303
2017-03-16

Holographic 3D recording device, reproducing device and display apparatus

#52
20170068092
2017-03-09

Display with observer tracking

#53
20170052508
2017-02-23

System, apparatus and method for using birefringent lenses to create holograms from received electromagnetic radiation

#54
20160349508
2016-12-01

DISPLAY APPARATUS

#55
20160327906
2016-11-10

Display device for holographic reconstruction

#56
20160320640
2016-11-03

Beam modulator and display apparatus using the same

#57
20150062592
2015-03-05

Method and apparatus for motility contrast imaging

#58
20140361990
2014-12-11

Display with observer tracking

#59
20130293940
2013-11-07

Light modulation device

#60
20120092735
2012-04-19

Spatial light modulator device for the modulation of a wave field with complex information

#61
20110134497
2011-06-09

Hologram generating device and hologram printer

#62
20100331672
2010-12-30

Method and apparatus for motility contrast imaging

#63
20100220372
2010-09-02

Computer generated hologram and exposure apparatus to suppress an illumination variation and loss in light

#64
20100208315
2010-08-19

Computer generated hologram including plural isotropic and anisotropic cells for forming combined intensity distribution, generation method, and exposure apparatus

#65
20100208313
2010-08-19

SECURITY AND SENSING ELEMENTS WITH VOLUME HOLOGRAMS

#66
20100194745
2010-08-05

Holographic display having improved reconstruction quality

#67
20100183956
2010-07-22

Computer generated hologram, exposure apparatus and device fabrication method

#68
20100119738
2010-05-13

FOIL FOR PREVENTING FORGERY

#69
20090310195
2009-12-17

Medium for preventing forgery

#70
20090034036
2009-02-05

Computer generated hologram, exposure apparatus, and device fabrication method

#71
20080239923
2008-10-02

Hologram recorder and hologram recording method

#72
20080002897
2008-01-03

METHOD AND SYSTEM FOR PARALLEL OPTICAL DECODING OF DIGITAL PHASE IMAGE TO INTENSITY IMAGE

#73
20070146846
2007-06-28

Hologram reproduction method and apparatus

#74
20070076163
2007-04-05

Reflective liquid crystal spatial light modulator

#75
20050219457
2005-10-06

Optical switch

#76
17229844
2024-01-02

System and method for fabricating polarization holograms