JP2012042742A5 - - Google Patents

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Publication number
JP2012042742A5
JP2012042742A5 JP2010184276A JP2010184276A JP2012042742A5 JP 2012042742 A5 JP2012042742 A5 JP 2012042742A5 JP 2010184276 A JP2010184276 A JP 2010184276A JP 2010184276 A JP2010184276 A JP 2010184276A JP 2012042742 A5 JP2012042742 A5 JP 2012042742A5
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JP
Japan
Prior art keywords
light
speckle
pattern
observed
diffusing surface
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JP2010184276A
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English (en)
Japanese (ja)
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JP5540991B2 (ja
JP2012042742A (ja
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Priority to JP2010184276A priority Critical patent/JP5540991B2/ja
Priority claimed from JP2010184276A external-priority patent/JP5540991B2/ja
Priority to CN201110229353.5A priority patent/CN102375248B/zh
Priority to US13/209,055 priority patent/US9110307B2/en
Publication of JP2012042742A publication Critical patent/JP2012042742A/ja
Publication of JP2012042742A5 publication Critical patent/JP2012042742A5/ja
Application granted granted Critical
Publication of JP5540991B2 publication Critical patent/JP5540991B2/ja
Active legal-status Critical Current
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JP2010184276A 2010-08-19 2010-08-19 光学装置および表示装置 Active JP5540991B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2010184276A JP5540991B2 (ja) 2010-08-19 2010-08-19 光学装置および表示装置
CN201110229353.5A CN102375248B (zh) 2010-08-19 2011-08-11 光学设备和显示设备
US13/209,055 US9110307B2 (en) 2010-08-19 2011-08-12 Optical apparatus including a holding member having an opening or a cutout, and display including the optical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2010184276A JP5540991B2 (ja) 2010-08-19 2010-08-19 光学装置および表示装置

Publications (3)

Publication Number Publication Date
JP2012042742A JP2012042742A (ja) 2012-03-01
JP2012042742A5 true JP2012042742A5 (enExample) 2013-09-12
JP5540991B2 JP5540991B2 (ja) 2014-07-02

Family

ID=45593871

Family Applications (1)

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JP2010184276A Active JP5540991B2 (ja) 2010-08-19 2010-08-19 光学装置および表示装置

Country Status (3)

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US (1) US9110307B2 (enExample)
JP (1) JP5540991B2 (enExample)
CN (1) CN102375248B (enExample)

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US20140160439A1 (en) * 2012-12-10 2014-06-12 Funai Electric Co., Ltd. Image display device
US9684181B2 (en) 2014-09-19 2017-06-20 Panasonic Intellectual Property Management Co., Ltd. Optical device and projection video display device
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JP6943655B2 (ja) * 2017-07-11 2021-10-06 リコーインダストリアルソリューションズ株式会社 偏光解消装置
CN109425996A (zh) * 2017-08-28 2019-03-05 四川长虹电器股份有限公司 一种提升激光投影显示画质的显示屏系统
WO2019043453A2 (en) * 2017-09-01 2019-03-07 Wayräy Sa TORSION SPRING GRANULARITY DIFFUSER
JP7102705B2 (ja) 2017-10-30 2022-07-20 セイコーエプソン株式会社 アクチュエーター、光学装置及びプロジェクター
JP7035451B2 (ja) * 2017-10-30 2022-03-15 セイコーエプソン株式会社 アクチュエーター、光学装置及びプロジェクター
CN109521640A (zh) * 2019-01-24 2019-03-26 上海白泽网络科技有限公司 一种光斑消除机构及激光投影仪
CN109946906A (zh) * 2019-04-08 2019-06-28 深圳康佳电子科技有限公司 一种投影显示设备
CN113640998B (zh) * 2020-04-27 2024-02-06 中强光电股份有限公司 光扩散模块及投影装置
CN115951549A (zh) * 2021-08-16 2023-04-11 深圳市火乐科技发展有限公司 扩散片组件、光束消散斑装置以及投影仪

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