ClassID:

173623

G02B5/0215 - page 2 - CPC Classification

Classification description:

Optical elements other than lenses; Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having a regular structure

Recent Application in this class:
#301
20100264555
2010-10-21

Method of forming an optical diffusion module

#302
20100259157
2010-10-14

Plasma display panel with front filter

#303
20100248577
2010-09-30

OPTICAL DIFFUSER

#304
20100246161
2010-09-30

Optical sheet, surface light source device, and transmission display device

#305
20100245777
2010-09-30

Light source unit including a laser as a light source and a light emitting wheel with a diffusion layer opposite to the laser

#306
20100239789
2010-09-23

Manufacturing method for optical film

#307
20100232137
2010-09-16

COMPOSITE OPTICAL FILM AND FLAT LIGHT SOURCE MODULE

#308
20100213626
2010-08-26

Diffusion film light diffusion structure molding process and installation thereof

#309
20100208459
2010-08-19

DIFFUSING ELEMENT AND LIGHT MODULE

#310
20100188751
2010-07-29

OPTICAL FILMS WITH INTERNALLY CONFORMABLE LAYERS AND METHOD OF MAKING THE FILMS

#311
20100171932
2010-07-08

Laser projection device having a diffuser arranged in an image focal plane and an object focal plane and method for manufacturing a laser projection device

#312
20100165663
2010-07-01

Optical plate and backlight module using the same

#313
20100165619
2010-07-01

Light diffusing plate and lighting device using it

#314
20100142188
2010-06-10

Backlight assembly

#315
20100139165
2010-06-10

LIGHT SOURCE UNIT, LIGHTING APPARATUS USING THE LIGHT SOURCE UNIT, AND PLANT GROWING EQUIPMENT USING THE LIGHTING APPARATUS

#316
20100134733
2010-06-03

Liquid crystal display unit

#317
20100112490
2010-05-06

Optical diffusers, photomasks and their methods of fabrication

#318
20100110331
2010-05-06

OPTICAL FILM, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY

#319
20100103349
2010-04-29

Illumination device and liquid crystal display device

#320
20100085642
2010-04-08

DIFFRACTIVE DEVICE

#321
20100068459
2010-03-18

OPTICAL FILM

#322
20100055409
2010-03-04

OPTICAL COMPOSITE AND METHOD OF MANUFACTURING THE SAME

#323
20100053954
2010-03-04

Illuminant module with optical film of multiple curvatures

#324
20100053785
2010-03-04

Light reflecting plate and method of manufacturing the same, and light reflecting device

#325
20100046202
2010-02-25

Backlight assembly with improved brightness uniformity and display apparatus having the same

#326
20100039828
2010-02-18

DIFFUSION PLATE

#327
20100039586
2010-02-18

Optical element and backlight unit and liquid crystal display having the same

#328
20100008064
2010-01-14

Diffusion plate and backlight module using same

#329
20100008063
2010-01-14

Light diffusion plate and backlight module using the same

#330
20100007962
2010-01-14

Glazing panel

#331
20100007806
2010-01-14

Manufacture of a birefringent liquid crystal component

#332
20100002436
2010-01-07

Optical sheet for TFT-LCD back light unit and liquid crystal display having the optical sheet

#333
20100002286
2010-01-07

Method to provide a display panel

#334
20090311486
2009-12-17

OPTICAL SHEETS

#335
20090296374
2009-12-03

Optical member, method of manufacturing the optical member and backlight assembly having the optical member

#336
20090296021
2009-12-03

OPTICAL SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY

#337
20090290373
2009-11-26

Optical film and illuminating device having the same

#338
20090284686
2009-11-19

Optical sheet, backlight unit, and liquid crystal display

#339
20090279322
2009-11-12

LIGHT GUIDE UNIT AND BACKLIGHT ASSEMBLY HAVING THE SAME

#340
20090279302
2009-11-12

Light pipe and illuminating device having the same

#341
20090269550
2009-10-29

Diffuser film and method of manufacturing the same

#342
20090268428
2009-10-29

Direct type back-light device

#343
20090262428
2009-10-22

LIGHT DIFFUSING SHEET AND BACKLIGHT UNIT USING THE LIGHT DIFFUSING SHEET

#344
20090256993
2009-10-15

LIGHT DIFFUSER PLATE WITH LIGHT-COLLECTING LAYER

#345
20090225533
2009-09-10

Optical unit, backlight device, liquid crystal module and liquid crystal display apparatus

#346
20090225429
2009-09-10

DIFFUSION PLATE WITH HIGH DIFFUSION QUALITY

#347
20090225400
2009-09-10

ILLUMINATION SYSTEM

#348
20090201665
2009-08-13

Surface light source device

#349
20090197058
2009-08-06

Multivariate color system with texture application

#350
20090196035
2009-08-06

Diffusion plate and backlight module

#351
20090190329
2009-07-30

LIGHT DIFFUSING PLATE, DIRECT-TYPE BACKLIGHT DEVICE AND LIQUID CRYSTAL DISPLAY SYSTEM

#352
20090185364
2009-07-23

Surface light source device and image display apparatus

#353
20090169820
2009-07-02

Optical sheet manufacturing method

#354
20090168421
2009-07-02

Backlighting assembly for use in slim flat panel display and display device having same

#355
20090168420
2009-07-02

Optical element apparatus for two-dimensional controllable localized partition backlight module

#356
20090167985
2009-07-02

Optical plate, method of manufacturing the same and liquid crystal having the same

#357
20090161386
2009-06-25

OPTICAL FILM AND BACKLIGHT MODULE USING SAME

#358
20090153775
2009-06-18

Optical sheet, backlight and liquid crystal display apparatus

#359
20090147499
2009-06-11

Light diffusion film with uniform surface roughness and low retardation value, display including the same, and associated methods

#360
20090135480
2009-05-28

Fresnel lens sheet, light-transmission screen, and projection image display apparatus

#361
20090129096
2009-05-21

Displaying assembly for portable electronic device

#362
20090128914
2009-05-21

Diffuser plate, backlight and display have the same

#363
20090128913
2009-05-21

Diffusion plate and diffusion plate assembly

#364
20090128739
2009-05-21

LIGHT DIFFUSER PLATE WITH LIGHT-COLLECTING LAYER

#365
20090122577
2009-05-14

Optical film

#366
20090122540
2009-05-14

LIGHTING DEVICE

#367
20090116219
2009-05-07

PRISM SHEET AND BACKLIGHT MODULE USING THE SAME

#368
20090109550
2009-04-30

Collimating fresnel lens with diffuser appearance

#369
20090097274
2009-04-16

DIFFUSER PLATE AND SURFACE LIGHT SOURCE APPARATUS

#370
20090097261
2009-04-16

MULTI-FUNCTION OPTICAL FILM AND POLARIZER

#371
20090097248
2009-04-16

Light emitting diode illuminating device

#372
20090066935
2009-03-12

Optical sheet and method for manufacturing the same

#373
20090059377
2009-03-05

Antiglare film

#374
20090046219
2009-02-19

Optical diffuser

#375
20090021958
2009-01-22

Optical plate and backlight module using the same

#376
20090021667
2009-01-22

Resin Sheet, Direct Backlight Unit, and Direct Backlight Type Liquid Crystal Display

#377
20090015925
2009-01-15

Optical diffuser for producing a circular light field

#378
20090009687
2009-01-08

Anisotropic diffusion sheet

#379
20080304164
2008-12-11

Composite lens structure

#380
20080297908
2008-12-04

OPTICAL SHEET AND DISPLAY UNIT USING THE SAME

#381
20080297907
2008-12-04

Seamless molded reflectant material

#382
20080291541
2008-11-27

LIGHT REDIRECTING SOLAR CONTROL FILM

#383
20080247190
2008-10-09

HIGH BRIGHTNESS DIFFUSION PLATE

#384
20080239200
2008-10-02

Optical sheet and display unit

#385
20080232132
2008-09-25

Low-absorptive diffuser sheet and film stacks for direct-lit backlighting

#386
20080219010
2008-09-11

Light distribution control method, light distribution control device, and greenhouse using the same

#387
20080212321
2008-09-04

Diffuser having optical structures

#388
20080206969
2008-08-28

Laser optical apparatus

#389
20080198469
2008-08-21

Optical window member

#390
20080174875
2008-07-24

Optical layered body, polarizer and image display device

#391
20080138579
2008-06-12

Two-layered optical plate and method for making the same

#392
20080137371
2008-06-12

Optical plate having three layers and backlight module with same

#393
20080137334
2008-06-12

Optical plate having three layers and backlight module with same

#394
20080137203
2008-06-12

Optical plate having three layers and backlight module with same

#395
20080137202
2008-06-12

Optical plate having three layers and backlight module with same

#396
20080137200
2008-06-12

Optical plate having three layers and backlight module with same

#397
20080137199
2008-06-12

Optical plate having three layers and backlight module with same

#398
20080137198
2008-06-12

Optical plate having three layers and backlight module with same

#399
20080137197
2008-06-12

Three-layered optical plate and backlight module with same

#400
20080130120
2008-06-05

Optical plate having three layers and backlight module with same

#401
20080130119
2008-06-05

Optical plate having three layers and backlight module with same

#402
20080130118
2008-06-05

Optical plate having three layers and method for manufacturing the same

#403
20080129891
2008-06-05

Diffuser having shape profile for reducing speckle noise and a laser projection system employing the same

#404
20080123194
2008-05-29

Two-layered optical plate and method for making the same

#405
20080123193
2008-05-29

Two-layered optical plate and method for making the same

#406
20080123192
2008-05-29

Two-in-one light guide means

#407
20080117516
2008-05-22

Two-layered optical plate and method for making the same

#408
20080117515
2008-05-22

Two-layered optical plate and method for making the same

#409
20080117513
2008-05-22

TWO-LAYERED OPTICAL PLATE AND METHOD FOR MAKING THE SAME

#410
20080112188
2008-05-15

Diffusion plate of backlight structure and display device using the same

#411
20080101091
2008-05-01

Diffusion film, manufacturing method thereof and a backlight module with the diffusion film

#412
20080094538
2008-04-24

REFLECTING PLATE AND LIQUID CRYSTAL DISPLAY APPARATUS

#413
20080089063
2008-04-17

Diffuser plate with cambered and prismatic microstructures and backlight using the same

#414
20080068716
2008-03-20

Diffusing sheet, surface light source device, and transmission type display

#415
20080062525
2008-03-13

Diffusion plate having surface microstructure

#416
20080057228
2008-03-06

Anti-glare film and liquid crystal display apparatus

#417
20080055932
2008-03-06

Optical diffusion module having convex and concave portions arranged in a two dimensional array

#418
20080055926
2008-03-06

Light deflector and light source device

#419
20080055732
2008-03-06

Optical film having prismatic faces directly formed with micro-lenses thereon

#420
20080049174
2008-02-28

Polarizing plate containing polymer ball mixed anti-glare layer and liquid crystal display using the same

#421
20080043455
2008-02-21

Optical plate with light diffusion layer and backlight module using the same

#422
20080037281
2008-02-14

Optical plate and backlight module using the same

#423
20080032096
2008-02-07

Microstructured film containing polysulfone polymer

#424
20080030860
2008-02-07

Light diffusing sheet with two kinds of light diffusion particles

#425
20080030649
2008-02-07

HYBRID DIFFUSION PLATE, BACKLIGHT ASSEMBLY HAVING HYBRID DIFFUSION PLATE, AND LIQUID CRYSTAL DISPLAY HAVING BACKLIGHT ASSEMBLY

#426
20080020291
2008-01-24

Optical diffusers, photomasks and their methods of fabrication

#427
20080013180
2008-01-17

Directional diffuser

#428
20080002391
2008-01-03

Direct type backlight unit and method for forming diffuser in the direct type backlight unit

#429
20070291371
2007-12-20

Synergetically enhanced multiple-layer optical film and process thereof

#430
20070285588
2007-12-13

Light diffuser plate

#431
20070247568
2007-10-25

Antiglare film, process for producing the same, and display device using antiglare film

#432
20070242361
2007-10-18

Optical sheet, backlight and liquid crystal display apparatus

#433
20070229402
2007-10-04

Filter and display apparatus having the same

#434
20070188861
2007-08-16

Optical sheet and display device having the same

#435
20070171641
2007-07-26

Lens for LED lamps

#436
20070159699
2007-07-12

Diffuser plate with higher light diffusion efficiency and brightness

#437
20070153543
2007-07-05

Flat panel displays with primary viewing envelopes away from displyay panel normal

#438
20070127265
2007-06-07

Lighting system, image display apparatus using the same and light diffusion plate used therefor

#439
20070082218
2007-04-12

Brightness enhancement film

#440
20070041211
2007-02-22

Diffusers and methods of manufacturing

#441
20070035940
2007-02-15

Direct backlight module

#442
20070019131
2007-01-25

Optical unit, a method of manufacturing the same, a backlight assembly having the same and a display device having the same

#443
20060291064
2006-12-28

Optical film with array of microstructures and the light source apparatus utilizing the same

#444
20060291020
2006-12-28

Illumination device and method using adaptable source and output format

#445
20060285322
2006-12-21

Diffuser panel, backlight unit, electro-optic device, electronic device, and method for manufacturing backlight unit

#446
20060268437
2006-11-30

Optical film

#447
20060256442
2006-11-16

MICROLENS, OPTICAL PLATE, DIFFUSING PLATE, LIGHT GUIDE PLATE, BACKLIGHT, PROJECTION SCREEN, PROJECTION SYSTEM, ELECTRO-OPTICAL DEVICE, ELECTRONIC APPARATUS, AND METHOD FOR MANUFACTURING A MICROLENS

#448
20060227323
2006-10-12

Converging sheet, surface light source unit, and transmission type display

#449
20060203347
2006-09-14

Light reflection-diffusion sheet and method for manufacturing the same and display apparatus employing the same

#450
20060187383
2006-08-24

Method of manufacturing a reflector and liquid crystal display device including such a reflector

#451
20060181867
2006-08-17

Light-diffusing member, backlight assembly having the light-diffusing member and display apparatus having the backlight assembly

#452
20060159902
2006-07-20

Antiglare film and process for producing the same

#453
20060158726
2006-07-20

Screen, optical film, and method of manufacturing an optical film

#454
20060133108
2006-06-22

Backlight assembly and display device having the same

#455
20060133092
2006-06-22

Backlight module having light diffusing device

#456
20060103790
2006-05-18

Diffusion sheet with improved luminance and method of manufacturing the same

#457
20060006319
2006-01-12

Light sensor configurations for automatic vehicle equipment control having an integrally formed encapsulant

#458
20050278996
2005-12-22

Glare resistant displays for automotive vehicles and lenses for such displays

#459
20050275952
2005-12-15

Light diffusing film and method of producing the same as well as screen

#460
20050243551
2005-11-03

Lighting system image display apparatus using the same and light diffusion plate used therefor

#461
20050231807
2005-10-20

Antiglare film process for producing the same, and display device using antiglare film

#462
20050226001
2005-10-13

Luminous diffuser with differentiated light emitting parts for lighting equipment

#463
20050219691
2005-10-06

Screen, optical film, and method of manufacturing an optical film

#464
20050195487
2005-09-08

Backlight module with diffusion sheet having a subwavelength grating

#465
20050180004
2005-08-18

Fresnel lens sheet, transmission screen provided with the same and rear projection display

#466
20050174646
2005-08-11

Directional diffuser

#467
20050099815
2005-05-12

Light guide plate and backlight assembly having the same

#468
20050094266
2005-05-05

Microstructures integrated into a transparent substrate which scatter incident light to display an image

#469
20050079331
2005-04-14

Manufacturing method of optical device provided with resin thin film having micro-asperity pattern

#470
20050063064
2005-03-24

Optical diffuser for producing a circular light field

#471
20050046949
2005-03-03

High brightness diffuser

#472
20050024742
2005-02-03

Night vision and audio signal reduction system

#473
20050024729
2005-02-03

Dimmable rearview assembly having a glare sensor

#474
20050013001
2005-01-20

Composite micro-structured sheet for diffusing and condensing light

#475
20050001957
2005-01-06

Anisotropic spectral scattering films, polarizers and liquid crystal displays

#476
15905397
2020-10-27

360-degree 6-degrees-of-freedom tracking system with small form factor devices enabled by Lambertian diffusers

#477
14968656
2018-06-12

Electrowetting display device including an internal refractive diffuser

#478
13795195
2017-01-10

Integrating volume for laser light homogenization