ClassID:

173626

G02B5/0231 - 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 microprismatic or micropyramidal shape

Recent Application in this class:
#301
20100177380
2010-07-15

Wavelength selective optical element for reflecting light

#302
20100157609
2010-06-24

BRIGHTNESS ENHANCEMENT FILM

#303
20100142188
2010-06-10

Backlight assembly

#304
20100139165
2010-06-10

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

#305
20100134720
2010-06-03

Optical prism sheet, backlight unit, and liquid crystal display

#306
20100112490
2010-05-06

Optical diffusers, photomasks and their methods of fabrication

#307
20100066957
2010-03-18

LIQUID CRYSTAL DISPLAY DEVICE

#308
20100066944
2010-03-18

Display device with low scratch visibility and manufacturing method thereof

#309
20100055409
2010-03-04

OPTICAL COMPOSITE AND METHOD OF MANUFACTURING THE SAME

#310
20100053785
2010-03-04

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

#311
20100052195
2010-03-04

Optical film structure and a manufacturing method thereof

#312
20100048802
2010-02-25

Triphenyl monomers suitable for microstructured optical films

#313
20100039828
2010-02-18

DIFFUSION PLATE

#314
20100039586
2010-02-18

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

#315
20100033957
2010-02-11

Backlight Module

#316
20100031544
2010-02-11

Cover plate for lighting fixture and lighting fixture having the same

#317
20100027127
2010-02-04

ANTIGLARE FILM, ANTIGLARE SHEET, PROCESS FOR PRODUCING THEM, AND IMAGE DISPLAY APPARATUS USING THEM

#318
20100007962
2010-01-14

Glazing panel

#319
20100002468
2010-01-07

Luminance enhancement film having a substrate incorporating dispersed particles for diffusion

#320
20090311486
2009-12-17

OPTICAL SHEETS

#321
20090303697
2009-12-10

OPTICAL SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY

#322
20090297773
2009-12-03

OPTICAL FILM HAVING NON-SPHERICAL PARTICLES

#323
20090296406
2009-12-03

Brightness enhancement film and backlight module

#324
20090296024
2009-12-03

LIGHT DIFFUSER PLATE WITH PRIMER LAYER, PROCESS FOR PRODUCING THE SAME, LAMINATED OPTICAL MEMBER, SURFACE LIGHT SOURCE APPARATUS AND LIQUID CRYSTAL DISPLAY

#325
20090296021
2009-12-03

OPTICAL SHEET, BACKLIGHT UNIT, AND LIQUID CRYSTAL DISPLAY

#326
20090296020
2009-12-03

Light diffusion device, backlight module and liquid crystal display

#327
20090290373
2009-11-26

Optical film and illuminating device having the same

#328
20090284970
2009-11-19

Bulb reflector for thin direct lit backlights

#329
20090284686
2009-11-19

Optical sheet, backlight unit, and liquid crystal display

#330
20090268430
2009-10-29

Direct-type backlight device

#331
20090268428
2009-10-29

Direct type back-light device

#332
20090268273
2009-10-29

Glare management of reflective and thermoreflective surfaces

#333
20090262428
2009-10-22

LIGHT DIFFUSING SHEET AND BACKLIGHT UNIT USING THE LIGHT DIFFUSING SHEET

#334
20090256997
2009-10-15

Liquid crystal display device having particular prism sheet

#335
20090256994
2009-10-15

Backlight unit and liquid crystal display including diffusion unit and lenticular lens layer

#336
20090207497
2009-08-20

Diffuser with Light Condensing Function

#337
20090196035
2009-08-06

Diffusion plate and backlight module

#338
20090190329
2009-07-30

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

#339
20090185278
2009-07-23

FILM, BACKLIGHT DISPLAYS, AND METHODS FOR MAKING THE SAME

#340
20090176061
2009-07-09

Durable optical element

#341
20090168420
2009-07-02

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

#342
20090161346
2009-06-25

SURFACE LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY

#343
20090154157
2009-06-18

LIGHT EMITTING UNIT AND OPTICAL FILM ASSEMBLY THEREOF

#344
20090147385
2009-06-11

PRISM SHEET AND METHOD FOR MAKING THE SAME

#345
20090135501
2009-05-28

Optical sheet, method for manufacturing the same, and liquid crystal display using the same

#346
20090135491
2009-05-28

Optical element and method for manufacturing master for producing optical element

#347
20090135490
2009-05-28

OPTICAL SHEET

#348
20090135480
2009-05-28

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

#349
20090129059
2009-05-21

LIGHT COLLECTING SHEET-LAMINATED LIGHT DIFFUSER PLATE

#350
20090128914
2009-05-21

Diffuser plate, backlight and display have the same

#351
20090128913
2009-05-21

Diffusion plate and diffusion plate assembly

#352
20090128738
2009-05-21

Light-Transmitting Resin Board

#353
20090122577
2009-05-14

Optical film

#354
20090080078
2009-03-26

Optical film having light-concentrating and light-scattering structured layer

#355
20090073566
2009-03-19

OPTICAL SHEET FOR DISPLAY UNIT AND MANUFACTURING METHOD THEREOF

#356
20090046370
2009-02-19

Prism sheet and liquid crystal display device using the same

#357
20090046219
2009-02-19

Optical diffuser

#358
20090034233
2009-02-05

Optical unit, backlight assembly having the same and display device having the same

#359
20090033831
2009-02-05

Prism sheet with curved surface and liquid crystal display device using same

#360
20090021841
2009-01-22

Optical elements with internal optical features and methods of fabricating same

#361
20090017256
2009-01-15

Thin microstructured optical films

#362
20090003017
2009-01-01

Light control plate, surface light source device and transmissive image display device

#363
20080316603
2008-12-25

Diffuser prism sheet having amorphous light diffusers on prism valleys, backlight unit using the same, mold, and associated methods

#364
20080310171
2008-12-18

Optical sheet

#365
20080303777
2008-12-11

OPTICAL ADJUSTING MEMBER, AND ILLUMINATION DEVICE AND LIQUID CRYSTAL DISPLAY DEVICE INCLUDING THE SAME

#366
20080297906
2008-12-04

Anisotropic Diffusion Film

#367
20080291541
2008-11-27

LIGHT REDIRECTING SOLAR CONTROL FILM

#368
20080239200
2008-10-02

Optical sheet and display unit

#369
20080225394
2008-09-18

Optical element

#370
20080225207
2008-09-18

Optical sheet and liquid crystal display using the same

#371
20080225202
2008-09-18

OPTICAL SHEET AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME

#372
20080219028
2008-09-11

Light redirecting film having discontinuous coating

#373
20080198469
2008-08-21

Optical window member

#374
20080176041
2008-07-24

Resin Film Substrate for Organic Electroluminescence and Organic Electroluminescence Device

#375
20080156421
2008-07-03

Roll-to-roll method and system for micro-replication of a pattern of large relief three-dimensional microstructures

#376
20080144179
2008-06-19

OPTICAL ELEMENT

#377
20080138579
2008-06-12

Two-layered optical plate and method for making the same

#378
20080137370
2008-06-12

Optical plate having three layers and backlight module with same

#379
20080137199
2008-06-12

Optical plate having three layers and backlight module with same

#380
20080137193
2008-06-12

Optical plate having three layers and backlight module with same

#381
20080131625
2008-06-05

Diffuser for flat panel display

#382
20080130279
2008-06-05

OPTICAL PLATE HAVING THREE LAYERS AND BACKLIGHT MODULE WITH SAME

#383
20080130117
2008-06-05

Optical plate having three layers and backlight module with same

#384
20080123347
2008-05-29

METHOD FOR MOLDING DIFFUSION BOARD OF DIRECT TYPE BACKLIGHT MODULE AND APPLICATION THEREOF

#385
20080123194
2008-05-29

Two-layered optical plate and method for making the same

#386
20080123018
2008-05-29

LIGHT DIFFUSER PLATE, SURFACE LIGHT SOURCE DEVICE AND LIQUID CRYSTAL DISPLAY APPARATUS

#387
20080117517
2008-05-22

Two-layered optical plate and method for making the same

#388
20080117514
2008-05-22

TWO-LAYER OPTICAL PLATE AND METHOD FOR MAKING THE SAME

#389
20080106793
2008-05-08

Optical substrate and method of making

#390
20080088919
2008-04-17

Illumination device for a microscope

#391
20080068716
2008-03-20

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

#392
20080062704
2008-03-13

High uniformity diffuser lens structure

#393
20080062525
2008-03-13

Diffusion plate having surface microstructure

#394
20080055936
2008-03-06

Light redirecting film having varying optical elements

#395
20080055732
2008-03-06

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

#396
20080050560
2008-02-28

Durable optical element

#397
20080037274
2008-02-14

Optical plate and backlight module using the same

#398
20080020291
2008-01-24

Optical diffusers, photomasks and their methods of fabrication

#399
20070297168
2007-12-27

High-brightness diffusion plate with trapezoid lens

#400
20070291371
2007-12-20

Synergetically enhanced multiple-layer optical film and process thereof

#401
20070285588
2007-12-13

Light diffuser plate

#402
20070274092
2007-11-29

Diffuser for flat panel display

#403
20070258247
2007-11-08

Light-emitting module capable of increasing dispersion diameter

#404
20070230219
2007-10-04

Methods of making and using optical film, light-diffusing film

#405
20070229958
2007-10-04

Structure of optic film

#406
20070211345
2007-09-13

Diffusion plate used in direct-type backlight module and method for making the same

#407
20070188861
2007-08-16

Optical sheet and display device having the same

#408
20070171671
2007-07-26

Light diffusing sheet and backlight unit using the light diffusing sheet

#409
20070159699
2007-07-12

Diffuser plate with higher light diffusion efficiency and brightness

#410
20070153543
2007-07-05

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

#411
20070134438
2007-06-14

Diffuse multilayer optical assembly

#412
20070128413
2007-06-07

Optical sheet

#413
20070127265
2007-06-07

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

#414
20070126074
2007-06-07

Optical sheet

#415
20070121227
2007-05-31

Brightness enhancement film having curved prism units and light scattering particles

#416
20070110386
2007-05-17

Device having combined diffusing, collimating, and color mixing light control function

#417
20070053065
2007-03-08

Diffusion sheet

#418
20070052883
2007-03-08

Light diffusing assembly

#419
20070035940
2007-02-15

Direct backlight module

#420
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

#421
20070014111
2007-01-18

LIGHT DIFFUSING ASSEMBLY

#422
20070014034
2007-01-18

Diffusion plate used in direct-type backlight module

#423
20070002552
2007-01-04

Light guide polygonal cones in direct type backlight module

#424
20060290253
2006-12-28

Enhanced Diffusing Plates, Films and Backlights

#425
20060270773
2006-11-30

Polyester-polycarbonate blends for diffuser sheets with improved luminance

#426
20060268437
2006-11-30

Optical film

#427
20060268418
2006-11-30

Optical films, method of making and method of using

#428
20060256444
2006-11-16

Optical substrate and method of making

#429
20060238875
2006-10-26

Optical unit, backlight assembly having the same and display device having the same

#430
20060238874
2006-10-26

Light modulation element

#431
20060227323
2006-10-12

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

#432
20060226583
2006-10-12

Light directing film

#433
20060221273
2006-10-05

Diffusion plate, backlight assembly having the same and display device having the same

#434
20060204744
2006-09-14

Anisotropic scattering sheet

#435
20060203490
2006-09-14

Luminaire with a one-sided diffuser

#436
20060175625
2006-08-10

Light emitting element, lighting device and surface emission illuminating device using it

#437
20060165998
2006-07-27

Durable optical element

#438
20060159902
2006-07-20

Antiglare film and process for producing the same

#439
20060132670
2006-06-22

Light-reflecting member, backlight assembly having the light-reflecting member, and method of manufacturing the light-reflecting member

#440
20060114567
2006-06-01

Optical film for backlight unit and method for manufacturing the same

#441
20060001966
2006-01-05

Screen, fresnel lens sheet used therefor, and image display apparatus using the same

#442
20050280752
2005-12-22

Optical film, backlight assembly and liquid crystal display device having the same

#443
20050275945
2005-12-15

Thermoplastic optical feature with high apex sharpness

#444
20050275764
2005-12-15

Optical film, light-diffusing film, and methods of making and using the same

#445
20050257363
2005-11-24

Optical diffusion plate applied for direct-type backlight module and manufacturing method thereof

#446
20050243551
2005-11-03

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

#447
20050226004
2005-10-13

Illuminant and method

#448
20050225865
2005-10-13

Optical substrate and method of making

#449
20050212989
2005-09-29

Lens array sheet

#450
20050195588
2005-09-08

Optical member, backlight assembly and display device having the same

#451
20050151119
2005-07-14

Durable optical element

#452
20050141844
2005-06-30

Faceted optical substrate and method of fabricating a faceted optical substrate and a backlight display comprising the faceted optical substrate

#453
20050099815
2005-05-12

Light guide plate and backlight assembly having the same

#454
20050059766
2005-03-17

Durable optical element

#455
20050046949
2005-03-03

High brightness diffuser

#456
20050039788
2005-02-24

Textured transparent plate with high light transmission