JP2012033276A5 - - Google Patents

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Publication number
JP2012033276A5
JP2012033276A5 JP2010169140A JP2010169140A JP2012033276A5 JP 2012033276 A5 JP2012033276 A5 JP 2012033276A5 JP 2010169140 A JP2010169140 A JP 2010169140A JP 2010169140 A JP2010169140 A JP 2010169140A JP 2012033276 A5 JP2012033276 A5 JP 2012033276A5
Authority
JP
Japan
Prior art keywords
prism sheet
downward
illumination device
guide plate
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.)
Pending
Application number
JP2010169140A
Other languages
English (en)
Japanese (ja)
Other versions
JP2012033276A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2010169140A priority Critical patent/JP2012033276A/ja
Priority claimed from JP2010169140A external-priority patent/JP2012033276A/ja
Publication of JP2012033276A publication Critical patent/JP2012033276A/ja
Publication of JP2012033276A5 publication Critical patent/JP2012033276A5/ja
Pending legal-status Critical Current

Links

JP2010169140A 2010-07-28 2010-07-28 面状照明装置 Pending JP2012033276A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2010169140A JP2012033276A (ja) 2010-07-28 2010-07-28 面状照明装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010169140A JP2012033276A (ja) 2010-07-28 2010-07-28 面状照明装置

Publications (2)

Publication Number Publication Date
JP2012033276A JP2012033276A (ja) 2012-02-16
JP2012033276A5 true JP2012033276A5 (enrdf_load_stackoverflow) 2013-05-09

Family

ID=45846496

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2010169140A Pending JP2012033276A (ja) 2010-07-28 2010-07-28 面状照明装置

Country Status (1)

Country Link
JP (1) JP2012033276A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104654132B (zh) * 2015-02-06 2017-05-31 安徽师范大学 一种限制液晶屏视角的背光模块
JP2017142918A (ja) * 2016-02-08 2017-08-17 ミネベアミツミ株式会社 面状照明装置
WO2019168345A1 (ko) * 2018-02-28 2019-09-06 주식회사 엘지화학 시야각 보상필름, 이를 포함하는 편광판 및 이를 포함하는 디스플레이 장치

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11271765A (ja) * 1998-01-26 1999-10-08 Mitsubishi Chemical Corp 面光源装置
JP2007294465A (ja) * 2007-05-17 2007-11-08 Epson Imaging Devices Corp 照明装置、電気光学装置及び電子機器

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