KR20050024538A - 미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판 - Google Patents
미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판 Download PDFInfo
- Publication number
- KR20050024538A KR20050024538A KR1020030061333A KR20030061333A KR20050024538A KR 20050024538 A KR20050024538 A KR 20050024538A KR 1020030061333 A KR1020030061333 A KR 1020030061333A KR 20030061333 A KR20030061333 A KR 20030061333A KR 20050024538 A KR20050024538 A KR 20050024538A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- polygonal
- diffusion plate
- prisms
- light diffusion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000009792 diffusion process Methods 0.000 title claims abstract description 44
- 229920005989 resin Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 239000011247 coating layer Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000004049 embossing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 238000002834 transmittance Methods 0.000 abstract description 8
- 239000012798 spherical particle Substances 0.000 description 10
- 239000004973 liquid crystal related substance Substances 0.000 description 8
- 239000011324 bead Substances 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—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
- G02B5/0231—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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0051—Diffusing sheet or layer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
Description
Claims (3)
- 빛이 투과되는 베이스부재의 일면에 빛을 굴절시키기 위한 프리즘 집합체를 형성시켜서 되는 빛확산판에 있어서,상기 빛확산판의 프리즘 집합체를 형성하는 개개의 프리즘들이 크고 작은 크기를 가지면서 서로간에 사방으로 인접한 상태로 형성되어 있으며, 또한 베이스부재상의 수평면과 이루는 각이 0°보다는 크고 90°보다는 작은 각도범위내의 경사각도로 돌출되는 굴절경계면이 2면 이상으로 형성되는 다수의 다각형 프리즘들로 구성하되, 상기 개개의 다각형 프리즘들은 그들 각각에 형성된 2면 이상의 굴절경계면들이 서로 다른 경사각도를 가지고 있을 뿐 아니라 서로 인접해 있는 다각형 프리즘들간에도 굴절경계면들이 서로 다른 경사각도를 가지면서 랜덤하게 분포된 구조로 구성되어진 것을 특징으로 하는 미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판.
- 제 1 항에 있어서,상기 프리즘 집합체를 형성하는 다수의 다각형 프리즘들은 상기 베이스부재 자체의 일면에 엠보싱되어 형성된 것임을 특징으로 하는 미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판.
- 제 1 항에 있어서,상기 프리즘 집합체를 형성하는 다수의 다각형 프리즘들은 상기 베이스부재의 일면에 자외선경화성수지계나 열경화성수지계에서 선택되어지는 어느 하나의 수지를 코팅한 후 그 코팅층을 엠보싱하여 형성하는 것임을 특징으로 하는 미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030061333A KR100583476B1 (ko) | 2003-09-03 | 2003-09-03 | 미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030061333A KR100583476B1 (ko) | 2003-09-03 | 2003-09-03 | 미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050024538A true KR20050024538A (ko) | 2005-03-10 |
KR100583476B1 KR100583476B1 (ko) | 2006-05-24 |
Family
ID=37231668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020030061333A Expired - Fee Related KR100583476B1 (ko) | 2003-09-03 | 2003-09-03 | 미세 크기의 다각형 프리즘 집합체로 구성된 빛확산판 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100583476B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115993369A (zh) * | 2022-12-31 | 2023-04-21 | 浙江洁美电子科技股份有限公司 | 一种膜缺陷检测方法及装置 |
CN118169783A (zh) * | 2022-12-08 | 2024-06-11 | 江苏维格新材料科技有限公司 | 一种雾面防眩光结构、板材及玻璃 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI561770B (en) | 2010-04-30 | 2016-12-11 | Samsung Electronics Co Ltd | Light emitting device package, light source module, backlight unit, display apparatus, television set, and illumination apparatus |
-
2003
- 2003-09-03 KR KR1020030061333A patent/KR100583476B1/ko not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN118169783A (zh) * | 2022-12-08 | 2024-06-11 | 江苏维格新材料科技有限公司 | 一种雾面防眩光结构、板材及玻璃 |
CN115993369A (zh) * | 2022-12-31 | 2023-04-21 | 浙江洁美电子科技股份有限公司 | 一种膜缺陷检测方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
KR100583476B1 (ko) | 2006-05-24 |
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