ClassID:

174870

G02B27/142 - CPC Classification

Classification description:

Optical systems or apparatus not provided for by any of the groups -; Beam splitting or combining systems operating by reflection only Coating structures, e.g. thin films multilayers

Recent Application in this class:
#1
20260118651
2026-04-30

OPTICAL MODULE AND SMART HEAD-MOUNTED DEVICE

#2
20260016687
2026-01-15

ARRAY WAVEGUIDE SYSTEM AND AUGMENTED REALITY DISPLAY DEVICE

#3
20250377549
2025-12-11

OPTICAL SYSTEM, IMAGE DISPLAY APPARATUS INCLUDING OPTICAL SYSTEM, AND IMAGING APPARATUS

#4
20250370268
2025-12-04

AUGMENTED REALITY APPARATUS AND OPTICAL SYSTEM THEREFOR

#5
20250355155
2025-11-20

EXTERNAL POWER BANK AND COLLAPSIBLE HOLOGRAPHIC PROJECTION ACCESSORY FOR PORTABLE ELECTRONIC DEVICE

#6
20250347510
2025-11-13

INTERFEROMETRIC MEASUREMENT APPARATUS

#7
20250244595
2025-07-31

DIMMING DEVICE, LASER MACHINING DEVICE, AND LASER BEAM MEASUREMENT DEVICE

#8
20250224620
2025-07-10

BEAM SPLITTER AND OPTICAL POWER MONITORING SYSTEM

#9
20250199223
2025-06-19

CURVED REFLECTIVE POLARIZER

#10
20250155719
2025-05-15

COMPACT HEAD-MOUNTED DISPLAY SYSTEM HAVING UNIFORM IMAGE

#11
20250004245
2025-01-02

WEARABLE ELECTRONIC DEVICE INCLUDING LENS ASSEMBLY

#12
20240393599
2024-11-28

COMPACT HEAD-MOUNTED DISPLAY SYSTEM HAVING UNIFORM IMAGE

#13
20240377554
2024-11-14

HIGH PRECISION FACET STRUCTURES FOR REFLECTIVE WAVEGUIDES

#14
20240369814
2024-11-07

Multiple Effective Focal Length (EFL) Optical System

#15
20240329416
2024-10-03

DISPLAY DEVICE COMPRISING GUIDE WITH REFLECTIVE COATINGS

#16
20240329393
2024-10-03

MULTI-LAYERED THIN COMBINER

#17
20240305238
2024-09-12

LIGHT-GUIDING DEVICE AND SHUTTER HAVING THE SAME

#18
20240248316
2024-07-25

OPTICAL SYSTEM

#19
20240241384
2024-07-18

AUGMENTED REALITY APPARATUS AND OPTICAL SYSTEM THEREFOR

#20
20240118553
2024-04-11

PARTIAL BEAM SPLITTER, STACK COMPRISING TWO OR MORE SUCH PARTIAL BEAM SPLITTERS AND METHOD OF MANUFACTURING SUCH A PARTIAL BEAM SPLITTER

#21
20240077740
2024-03-07

Catadioptric Lens Module

#22
20240061162
2024-02-22

EXTERNAL POWER BANK AND COLLAPSIBLE HOLOGRAPHIC PROJECTION ACCESSORY FOR PORTABLE ELECTRONIC DEVICE

#23
20240012263
2024-01-11

ELECTRONIC DEVICE

#24
20230384607
2023-11-30

HEAD-MOUNTED DISPLAY

#25
20230296905
2023-09-21

Augmented reality apparatus and optical system therefor

#26
20230221571
2023-07-13

OPTICAL SYSTEM, IN PARTICULAR FOR CHARACTERIZING A MICROLITHOGRAPHY MASK

#27
20230204841
2023-06-29

Method and System Utilizing Inverted Master for Holographic Recording

#28
20230194884
2023-06-22

Beamforming vacuum cell

#29
20230194256
2023-06-22

Range finder and lens assembly for display thereof

#30
20230089314
2023-03-23

Curved reflective polarizer

#31
20230088054
2023-03-23

Compact head-mounted display system having uniform image

#32
20230013992
2023-01-19

Multiple beam generation from a single source beam for use with a lidar system

#33
20220413292
2022-12-29

VIRTUAL REALITY HEAD MOUNTED DISPLAY

#34
20220404537
2022-12-22

ADPATIVE HOLOGRAPHIC PROJECTION SYSTEM WITH USER TRACKING

#35
20220404536
2022-12-22

EXTERNAL POWER BANK AND COLLAPSIBLE HOLOGRAPHIC PROJECTION ACCESSORY FOR PORTABLE ELECTRONIC DEVICE

#36
20220335692
2022-10-20

Augmented reality glasses

#37
20220171208
2022-06-02

Large-spacing multi-channel WDM module

#38
20220082836
2022-03-17

Thin near-to-eye display device with large field of view angle

#39
20210325673
2021-10-21

Multi-layered thin combiner

#40
20210302784
2021-09-30

MULTI-MODE DISPLAY

#41
20210271100
2021-09-02

Augmented reality apparatus and optical system therefor

#42
20210226173
2021-07-22

OPTICAL UNIT AND DISPLAY DEVICE

#43
20210191135
2021-06-24

Adhesive for middle far infra-red optical elements and beam splitter prism set where an adhesive is used

#44
20210103034
2021-04-08

Dynamic beam splitter for direct time of flight distance measurements

#45
20210096578
2021-04-01

Imaging device

#46
20210041209
2021-02-11

SAL seeker glint management

#47
20210018755
2021-01-21

Compact head-mounted display system having uniform image

#48
20200408975
2020-12-31

Optical device

#49
20200408958
2020-12-31

Methods of forming particulate films and films and devices made therefrom

#50
20200377021
2020-12-03

Display system

#51
20200371371
2020-11-26

Wearable AR system, AR display device and its projection source module

#52
20200371368
2020-11-26

Augmented reality apparatus, and optical system and semi-reflector therefor

#53
20200348530
2020-11-05

Augmented reality apparatus and optical system therefor

#54
20200348522
2020-11-05

Wearable AR system, AR display device and its projection source module

#55
20200348521
2020-11-05

Augmented reality apparatus and optical system therefor

#56
20200340810
2020-10-29

Range finder and lens assembly for display thereof

#57
20200241187
2020-07-30

Curved reflective polariser films and methods of shaping

#58
20200159025
2020-05-21

LENS WITH EMBEDDED MULTILAYER OPTICAL FILM FOR NEAR-EYE DISPLAY SYSTEMS

#59
20200089002
2020-03-19

Eye glasses-type transparent display using mirror

#60
20200085304
2020-03-19

Hybrid imaging system for photodiagnosis and phototherapy

#61
20200041804
2020-02-06

Optical layered composite having a coating thickness below a threshold and its application in augmented reality

#62
20200041792
2020-02-06

Head mounted display and multiple depth imaging apparatus

#63
20200004001
2020-01-02

Multiple effective focal length (EFL) optical system

#64
20190369454
2019-12-05

Photosensitive multilayered composite material suitable for eye implants

#65
20190305255
2019-10-03

Optical unit and display device

#66
20190288145
2019-09-19

Light-Concentrating Mechanism, Photovoltaic Power Generation Device, Window Structure, and Glass Window

#67
20190219813
2019-07-18

Optical targeting information projection system

#68
20190191151
2019-06-20

Apparatus and method for multi configuration near eye display performance characterization

#69
20190187469
2019-06-20

DISPLAY ADAPTOR DEVICE

#70
20190187391
2019-06-20

Optical module having two lens system and monitor photodiode between two lenses

#71
20190162957
2019-05-30

Multi-eyebox head-up display device and multilayer combiner

#72
20190162921
2019-05-30

In-line uni-directional optical tap detector

#73
20190107727
2019-04-11

Nano-structured non-polarizing beamsplitter

#74
20190100853
2019-04-04

Light beam direction control element, display device, and manufacturing method for light beam direction control element

#75
20190056539
2019-02-21

Dielectric mirror

#76
20190049864
2019-02-14

Wavelength combining of multiple source

#77
20190033583
2019-01-31

Beam-splitter with an angled rear surface

#78
20190014659
2019-01-10

Substrate with conductor micropattern

#79
20190011714
2019-01-10

Total internal reflection (TIR) prism beamsplitter

#80
20180364465
2018-12-20

Mirau interference objective

#81
20180348521
2018-12-06

HALF MIRROR, LIGHT GUIDE DEVICE, AND DISPLAY DEVICE

#82
20180335278
2018-11-22

Target acquisition improvements using patterned dichroic coatings

#83
20180329217
2018-11-15

Optical element and display apparatus

#84
20180313939
2018-11-01

Spotting scope with integrated laser rangefinder and related methods

#85
20180275460
2018-09-27

Multi-mode display

#86
20180275347
2018-09-27

Compact structure of integrated WDM device

#87
20180275346
2018-09-27

Compact structure of integrated WDM device

#88
20180259714
2018-09-13

OPTICAL DICHROIC ELEMENT AND OPTICAL DICHROIC MODULE

#89
20180109783
2018-04-19

Apparatus and method for multi configuration near eye display performance characterization

#90
20180084232
2018-03-22

Optical See-Through Head Worn Display

#91
20180081173
2018-03-22

Head-up display

#92
20180074331
2018-03-15

Lens with embedded multilayer optical film for near-eye display systems

#93
20180067332
2018-03-08

IMAGE PROJECTOR AND OPTICAL ASSEMBLY

#94
20180039082
2018-02-08

COMPACT HEAD-MOUNTED DISPLAY SYSTEM HAVING UNIFORM IMAGE

#95
20180031475
2018-02-01

Beam splitter and arrangement for examining a sample which can be excited by means of electromagnetic radiation

#96
20180024276
2018-01-25

OPTICAL ELEMENTS WITH STRESS-BALANCING COATINGS

#97
20170350761
2017-12-07

Mirror plate for an optical interferometer and an optical interferometer

#98
20170350562
2017-12-07

Lighting device having a pumping light unit and luminescent element

#99
20170329139
2017-11-16

METHOD AND NOTCH REFLECTOR PROJECTION SYSTEM

#100
20170303393
2017-10-19

Patterned substrates with darkened conductor traces

#101
20170242258
2017-08-24

Embedded Reflective Eyepiece

#102
20170235021
2017-08-17

Methods of forming particulate films and films and devices made therefrom

#103
20170227770
2017-08-10

Compact near-eye display optics for higher optical performance

#104
20170219741
2017-08-03

Patterned substrates with darkened multilayered conductor traces

#105
20170192242
2017-07-06

BEAMSPLITTER AND FREQUENCY MONITORING SYSTEM

#106
20170184844
2017-06-29

DISPLAY LIGHT PROJECTING OPTICAL SYSTEM

#107
20170176655
2017-06-22

Half mirror, method for manufacturing the same and lighting unit using the same

#108
20170168312
2017-06-15

Flexible illuminator

#109
20170168294
2017-06-15

Screen

#110
20170158138
2017-06-08

Reflective coatings and mirrors using same

#111
20170139089
2017-05-18

Dielectric mirror

#112
20170139085
2017-05-18

Optical element comprising a reflective coating

#113
20170097545
2017-04-06

Display device and method of manufacturing the same

#114
20170045749
2017-02-16

Methods for making optical devices

#115
20160370562
2016-12-22

Co-aperture broadband infrared optical system

#116
20160318845
2016-11-03

Polymerizable compound, polymerizable composition, film, and half mirror for displaying projection image

#117
20160238761
2016-08-18

Apodized broadband partial reflectors

#118
20160231577
2016-08-11

Lens for displaying a virtual image

#119
20160216525
2016-07-28

Spectral separation component without a visible ghost image

#120
20160209006
2016-07-21

One-way vision window system

#121
20160202478
2016-07-14

Image projector and optical assembly

#122
20160198557
2016-07-07

Beam guiding apparatus

#123
20160187640
2016-06-30

Optically Correcting Configuration for a Reflector Telescope

#124
20160124232
2016-05-05

Optical element, manufacturing method of optical element, optical device and display apparatus

#125
20160124226
2016-05-05

Optical device and display apparatus

#126
20160103329
2016-04-14

Visual display system for a high-gain reflective beam-splitter

#127
20160087135
2016-03-24

Light-concentrating mechanism, photovoltaic power generation device, window structure, and window glass

#128
20160085081
2016-03-24

Prism unit and projector

#129
20160077347
2016-03-17

Films for writing and display apparatuses including the same

#130
20160077266
2016-03-17

Partially reflecting multilayer optical films with reduced color

#131
20160059773
2016-03-03

Coated polymeric substrates

#132
20150370076
2015-12-24

Photostructured optical devices and methods for making same

#133
20150346497
2015-12-03

Cube polarizer with minimal optical path length difference

#134
20150316772
2015-11-05

See-through computer display systems

#135
20150316769
2015-11-05

See-through computer display systems

#136
20150309314
2015-10-29

SEE-THROUGH COMPUTER DISPLAY SYSTEMS

#137
20150309313
2015-10-29

See-through computer display systems

#138
20150241736
2015-08-27

Display device and method of manufacturing the same

#139
20150185480
2015-07-02

Lens with embedded multilayer optical film for near-eye display systems

#140
20150116838
2015-04-30

Optical multiplexer and demultiplexer and a method for fabricating and assembling the multiplexer/demultiplexer

#141
20150092392
2015-04-02

Generation of white light

#142
20150085372
2015-03-26

Display apparatus

#143
20140368825
2014-12-18

Method for producing a mirror plate for Fabry-Perot interferometer, and a mirror plate produced by the method

#144
20140355121
2014-12-04

Ultra Broadband Multilayer Dielectric Beamsplitter Coating

#145
20140340759
2014-11-20

Optical element and display apparatus

#146
20140268346
2014-09-18

Apodized broadband partial reflectors having differing optical packets

#147
20140240829
2014-08-28

Apodized broadband partial reflectors

#148
20140192418
2014-07-10

Optical Element and Optical Mechanism

#149
20140034112
2014-02-06

OPTICAL CONCENTRATORS AND SPLITTERS

#150
20140026384
2014-01-30

Visual display system and method of constructing a high-gain reflective beam-splitter

#151
20140009839
2014-01-09

Display apparatus

#152
20130308198
2013-11-21

Glass block dichroic beamsplitters

#153
20130250405
2013-09-26

Multilayer stack combinations with interleaved overlapping harmonics for wide visible infrared coverage

#154
20130184591
2013-07-18

Near infrared imaging

#155
20130135747
2013-05-30

Half mirror and image display apparatus

#156
20130100443
2013-04-25

Device for splitting light into components having different wavelength ranges and methods of use

#157
20130077177
2013-03-28

Optical splitting device, optical multiplexing device and method, and optical add-drop multiplexer

#158
20130063818
2013-03-14

Partially reflecting multilayer optical films with reduced color

#159
20120307362
2012-12-06

Phase-compensated anti-reflective thin flim coating

#160
20120212830
2012-08-23

NONPOLARIZING BEAM SPLITTER

#161
20120206816
2012-08-16

Display apparatus

#162
20120188458
2012-07-26

Color synthesis optical element, projection-type display device using same, and method for controlling display thereof

#163
20120154903
2012-06-21

Monolithic fixed optical delay generators

#164
20120120500
2012-05-17

Optical element for distributing light

#165
20120026469
2012-02-02

Projector with multiple different types of illumination devices

#166
20120025714
2012-02-02

High-stability light source system and method of manufacturing

#167
20120019923
2012-01-26

Variable reflectivity notch filter and optical devices using same

#168
20110211243
2011-09-01

Safety device for scanned projector and illumination systems

#169
20110188125
2011-08-04

Optical element and method for manufacturing the same

#170
20110170313
2011-07-14

Light source assemblies

#171
20110170210
2011-07-14

Photostructured optical devices and methods for making same

#172
20110164157
2011-07-07

Imaging apparatus

#173
20110109820
2011-05-12

Phase-compensated thin-film beam combiner

#174
20110063733
2011-03-17

Fabrication of thin pellicle beam splitters

#175
20110026140
2011-02-03

Light concentration apparatus, systems and methods

#176
20110019285
2011-01-27

Beamsplitters with offset compensation

#177
20100296165
2010-11-25

MEMS-based pellicle beamsplitter

#178
20100238410
2010-09-23

Optical element, illumination apparatus, and projection display apparatus

#179
20100193412
2010-08-05

Beam splitter

#180
20100033685
2010-02-11

Lighting device and projection image display unit

#181
20090303317
2009-12-10

NEAR INFRARED IMAGING

#182
20090284728
2009-11-19

Dichroic mirror, method for manufacturing a dichroic mirror, lithographic apparatus, semiconductor device and method of manufacturing therefor

#183
20090237616
2009-09-24

Projection type image display device

#184
20090207495
2009-08-20

Wavelength separation film and filter for optical communication using the same

#185
20090195881
2009-08-06

Image display apparatus and projector

#186
20090122408
2009-05-14

Dichroic mirror

#187
20090116029
2009-05-07

WAVELENGTH DIVISION IMAGE MEASURING DEVICE

#188
20090086324
2009-04-02

Color separation optical system and image pickup apparatus

#189
20090059763
2009-03-05

FILTER FOR OPTICAL RECORDING MEDIUM, OPTICAL RECORDING MEDIUM, METHOD FOR PRODUCING THE SAME, OPTICAL RECORDING METHOD AND OPTICAL REPRODUCING METHOD

#190
20090046371
2009-02-19

Color separation/combination prism and image-projection apparatus

#191
20080297904
2008-12-04

Method for combination of light of different wavelengths

#192
20080239501
2008-10-02

Color-separation optical system and imaging apparatus

#193
20080231960
2008-09-25

Optical separating filter

#194
20080143974
2008-06-19

Ultra-bright light engine for projection displays

#195
20080074898
2008-03-27

LIGHT SOURCE ASSEMBLIES

#196
20070296921
2007-12-27

Projection display with a cube wire-grid polarizing beam splitter

#197
20070285796
2007-12-13

Ultra-bright light engine for projection displays

#198
20070229963
2007-10-04

Color separation/combination prism and image-projection apparatus

#199
20070211344
2007-09-13

Half mirror

#200
20070115552
2007-05-24

Polarization beam splitter and combiner

#201
20070086092
2007-04-19

Non-polarizing beam splitter

#202
20070076173
2007-04-05

Method and prism for improving illumination efficiency in optical projection system

#203
20070047052
2007-03-01

Projector with optical filter reducing internal multiple reflections

#204
20070030563
2007-02-08

MULTI-BANDPASS FILTER FOR PROJECTION ARRANGEMENTS

#205
20070019299
2007-01-25

Dichroic prism, and prism unit and image projection apparatus employing same

#206
20070019298
2007-01-25

Dichroic prism, and prism unit and image projection apparatus employing same

#207
20060256445
2006-11-16

Device for combination of light of different wavelengths

#208
20060255242
2006-11-16

Image display apparatus and image pickup apparatus with two dimensional scanning

#209
20060245069
2006-11-02

Ultra-bright light engine for projection displays

#210
20060215123
2006-09-28

Optical product and method of manufacturing the optical product

#211
20060087863
2006-04-27

Optical lens system, backlight assembly and display device

#212
20060082889
2006-04-20

Tunable laser modules incorporating micromachined pellicle splitters

#213
20060082693
2006-04-20

Bevel gradient dichroic film for liquid crystal on silicon display and method for testing the same

#214
20060077357
2006-04-13

Projector

#215
20060044525
2006-03-02

Color prism and projection-type image display apparatus employing the same

#216
20060028729
2006-02-09

Dichroic mirror, fluorescence filter set, and fluoroscopy apparatus

#217
20060007537
2006-01-12

High efficiency electromagnetic beam projector, and systems and methods for implementation thereof

#218
20050280895
2005-12-22

Multi-layer thin-film broadband beam splitter with matched group delay dispersion

#219
20050219429
2005-10-06

Bevel gradient dichroic film for liquid crystal on silicon display and method for testing the same

#220
20050168679
2005-08-04

Light separation device, blazed grating device, diffraction grating device, and illumination optical system

#221
20050128586
2005-06-16

High efficiency electromagnetic beam projector, and systems and methods for implementation thereof

#222
20050088716
2005-04-28

Tunable laser modules incorporating micromachined pellicle splitters

#223
20050001975
2005-01-06

Light separation device, blazed grating device, diffraction grating device, and illumination optical system

#224
17179000
2022-03-22

Multi-layered substrates for waveguide displays

#225
16777059
2022-11-01

Multiple beam generation from a single source beam for use with a LiDAR system

#226
16442461
2023-03-14

Beamforming vacuum cell

#227
16179650
2020-07-28

Stereo imaging with Fresnel facets and Fresnel reflections

#228
16041212
2020-08-18

Symmetrical facet Fresnel combiner

#229
16023583
2021-11-09

Varifocal projection display

#230
16001423
2021-01-19

Reflective coatings and rearview assembly device for displaying state of vehicle

#231
15881276
2020-12-29

Composite optical element for eye tracking having beam splitter formed by coupling of junction surfaces

#232
15874560
2019-10-01

Eye tracking for a head mounted display including a pancake lens block

#233
15849866
2020-03-24

Light redirection structures for eye tracking systems

#234
15806509
2019-11-12

Forming beamformer having stacked monolithic beamsplitters

#235
15699319
2019-11-26

Pellicle beamsplitter for eye tracking

#236
15091151
2018-01-23

Beam directing device