JP6711736B2 - 面状照明装置 - Google Patents
面状照明装置 Download PDFInfo
- Publication number
- JP6711736B2 JP6711736B2 JP2016217319A JP2016217319A JP6711736B2 JP 6711736 B2 JP6711736 B2 JP 6711736B2 JP 2016217319 A JP2016217319 A JP 2016217319A JP 2016217319 A JP2016217319 A JP 2016217319A JP 6711736 B2 JP6711736 B2 JP 6711736B2
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- JP
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- Prior art keywords
- light
- hole
- guide plate
- lighting device
- light guide
- 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.)
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- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
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Images
Landscapes
- Details Of Measuring Devices (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Instrument Panels (AREA)
- Planar Illumination Modules (AREA)
Description
21 導光板
21a 入光端面
21b 反対端面
30 光源
40,40a 貫通孔
100 面状照明装置
Claims (5)
- 光が導入される入光端面と当該入光端面の反対側の端面である反対端面との間に貫通孔が形成される導光板と、
前記入光端面側に設けられ、前記反対端面側へ向けて前記光を発する光源と、
前記貫通孔の周面のうち前記光源と対向する側の少なくとも一部に設けられ、前記光を吸収する吸収部材と、
前記貫通孔の周面のうち前記吸収部材が設けられる部位以外の少なくとも一部に設けられ、前記光を反射する反射部材と
を備える、面状照明装置。 - 前記貫通孔に挿入される中空の挿入部材をさらに備え、
前記吸収部材および前記反射部材は、
前記挿入部材に含まれる、請求項1に記載の面状照明装置。 - 前記挿入部材は、
前記貫通孔に挿入された場合に、前記貫通孔内に配置される挿入部と、
前記導光板に導入された前記光が出射する出射面側において、前記貫通孔の周面よりも前記導光板側へ突出する鍔部と
を備える、請求項2に記載の面状照明装置。 - 前記反射部材は、
前記貫通孔の周面を占有する割合が前記吸収部材よりも大きい、請求項1〜3のいずれか一つに記載の面状照明装置。 - 前記貫通孔は、
前記導光板に導入された前記光が出射する出射面側からみて円形状である、請求項1〜4のいずれか一つに記載の面状照明装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016217319A JP6711736B2 (ja) | 2016-11-07 | 2016-11-07 | 面状照明装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016217319A JP6711736B2 (ja) | 2016-11-07 | 2016-11-07 | 面状照明装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018077954A JP2018077954A (ja) | 2018-05-17 |
JP6711736B2 true JP6711736B2 (ja) | 2020-06-17 |
Family
ID=62149337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016217319A Active JP6711736B2 (ja) | 2016-11-07 | 2016-11-07 | 面状照明装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6711736B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI685703B (zh) * | 2018-10-24 | 2020-02-21 | 友達光電股份有限公司 | 導光板結構、背光模組及顯示裝置 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014191114A (ja) * | 2013-03-26 | 2014-10-06 | Japan Display Inc | 表示装置、電子機器及び表示装置の製造方法 |
WO2017061312A1 (ja) * | 2015-10-05 | 2017-04-13 | シャープ株式会社 | 照明装置及び表示装置 |
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2016
- 2016-11-07 JP JP2016217319A patent/JP6711736B2/ja active Active
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Publication number | Publication date |
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JP2018077954A (ja) | 2018-05-17 |
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