JP7483948B2 - 拡散板、発光デバイス及びセンサモジュール - Google Patents

拡散板、発光デバイス及びセンサモジュール Download PDF

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Publication number
JP7483948B2
JP7483948B2 JP2022571555A JP2022571555A JP7483948B2 JP 7483948 B2 JP7483948 B2 JP 7483948B2 JP 2022571555 A JP2022571555 A JP 2022571555A JP 2022571555 A JP2022571555 A JP 2022571555A JP 7483948 B2 JP7483948 B2 JP 7483948B2
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Japan
Prior art keywords
light
lens
single lens
formula
optical axis
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Active
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JP2022571555A
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English (en)
Japanese (ja)
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JPWO2022138725A1 (https=
Inventor
将 山▲崎▼
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Kyocera Corp
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Kyocera Corp
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of lenses
    • 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
    • G02B5/02—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
    • G02B5/0215—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 a regular structure
    • 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
    • G02B5/0221—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 an irregular structure
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
JP2022571555A 2020-12-23 2021-12-22 拡散板、発光デバイス及びセンサモジュール Active JP7483948B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020213993 2020-12-23
JP2020213993 2020-12-23
PCT/JP2021/047589 WO2022138725A1 (ja) 2020-12-23 2021-12-22 拡散板、発光デバイス及びセンサモジュール

Publications (2)

Publication Number Publication Date
JPWO2022138725A1 JPWO2022138725A1 (https=) 2022-06-30
JP7483948B2 true JP7483948B2 (ja) 2024-05-15

Family

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JP2022571555A Active JP7483948B2 (ja) 2020-12-23 2021-12-22 拡散板、発光デバイス及びセンサモジュール

Country Status (5)

Country Link
US (1) US20240027656A1 (https=)
EP (1) EP4270064A4 (https=)
JP (1) JP7483948B2 (https=)
CN (1) CN116601431A (https=)
WO (1) WO2022138725A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025116007A1 (ja) * 2023-11-30 2025-06-05 京セラ株式会社 拡散板、発光デバイス及びセンサモジュール

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006036032A1 (ja) 2004-09-30 2006-04-06 Sony Corporation 光学シート、バックライトおよび液晶表示装置
JP2020064088A (ja) 2017-02-24 2020-04-23 コニカミノルタ株式会社 波長変換部材及び画像形成装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080079543A (ko) * 2007-02-27 2008-09-01 엘지전자 주식회사 마이크로 렌즈 어레이 시트, 그 제조 방법, 그를 구비하는백라이트 유닛 및 그를 구비하는 액정 표시장치
KR101265312B1 (ko) * 2011-03-15 2013-05-16 주식회사 엘지화학 마이크로 렌즈 어레이 시트 및 이를 포함하는 백라이트 유닛
JP5830887B2 (ja) * 2011-03-22 2015-12-09 凸版印刷株式会社 照明装置及びそれを備えた液晶ディスプレイ装置
WO2015182619A1 (ja) * 2014-05-27 2015-12-03 ナルックス株式会社 マイクロレンズアレイ及びマイクロレンズアレイを含む光学系
JP6588263B2 (ja) 2015-07-16 2019-10-09 デクセリアルズ株式会社 拡散板、表示装置、投影装置及び照明装置
EP3598591A1 (en) * 2018-07-17 2020-01-22 Koninklijke Philips N.V. Laser arrangement with reduced building height
JP7779854B2 (ja) * 2020-11-17 2025-12-03 株式会社クラレ マイクロアレイ型拡散板

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006036032A1 (ja) 2004-09-30 2006-04-06 Sony Corporation 光学シート、バックライトおよび液晶表示装置
JP2020064088A (ja) 2017-02-24 2020-04-23 コニカミノルタ株式会社 波長変換部材及び画像形成装置

Also Published As

Publication number Publication date
WO2022138725A1 (ja) 2022-06-30
CN116601431A (zh) 2023-08-15
EP4270064A1 (en) 2023-11-01
JPWO2022138725A1 (https=) 2022-06-30
EP4270064A4 (en) 2024-12-11
US20240027656A1 (en) 2024-01-25

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