JP2023022443A5 - - Google Patents

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Publication number
JP2023022443A5
JP2023022443A5 JP2021127323A JP2021127323A JP2023022443A5 JP 2023022443 A5 JP2023022443 A5 JP 2023022443A5 JP 2021127323 A JP2021127323 A JP 2021127323A JP 2021127323 A JP2021127323 A JP 2021127323A JP 2023022443 A5 JP2023022443 A5 JP 2023022443A5
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JP
Japan
Prior art keywords
lens
optical system
refractive power
following conditional
conditional expression
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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Application number
JP2021127323A
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English (en)
Japanese (ja)
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JP2023022443A (ja
JP7690809B2 (ja
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Priority to JP2021127323A priority Critical patent/JP7690809B2/ja
Priority claimed from JP2021127323A external-priority patent/JP7690809B2/ja
Priority to CN202210915683.8A priority patent/CN115704952A/zh
Priority to US17/880,185 priority patent/US12298596B2/en
Publication of JP2023022443A publication Critical patent/JP2023022443A/ja
Publication of JP2023022443A5 publication Critical patent/JP2023022443A5/ja
Application granted granted Critical
Publication of JP7690809B2 publication Critical patent/JP7690809B2/ja
Active legal-status Critical Current
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JP2021127323A 2021-08-03 2021-08-03 光学系、およびプロジェクター Active JP7690809B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2021127323A JP7690809B2 (ja) 2021-08-03 2021-08-03 光学系、およびプロジェクター
CN202210915683.8A CN115704952A (zh) 2021-08-03 2022-08-01 光学系统和投影仪
US17/880,185 US12298596B2 (en) 2021-08-03 2022-08-03 Optical system and projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021127323A JP7690809B2 (ja) 2021-08-03 2021-08-03 光学系、およびプロジェクター

Publications (3)

Publication Number Publication Date
JP2023022443A JP2023022443A (ja) 2023-02-15
JP2023022443A5 true JP2023022443A5 (enExample) 2024-04-24
JP7690809B2 JP7690809B2 (ja) 2025-06-11

Family

ID=85181424

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021127323A Active JP7690809B2 (ja) 2021-08-03 2021-08-03 光学系、およびプロジェクター

Country Status (3)

Country Link
US (1) US12298596B2 (enExample)
JP (1) JP7690809B2 (enExample)
CN (1) CN115704952A (enExample)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005258064A (ja) * 2004-03-11 2005-09-22 Konica Minolta Photo Imaging Inc 撮像装置
JP2010079252A (ja) * 2008-09-01 2010-04-08 Fujinon Corp 小型投写レンズおよびこれを用いた投写型表示装置
US7830620B2 (en) 2008-10-07 2010-11-09 Fujinon Corporation Imaging lens and imaging apparatus
JP5479702B2 (ja) 2008-10-07 2014-04-23 富士フイルム株式会社 撮像レンズおよび撮像装置
JP5510113B2 (ja) * 2010-06-23 2014-06-04 株式会社ニコン 撮影レンズ、撮影レンズを備えた光学機器、撮影レンズの製造方法
JP2014240918A (ja) * 2013-06-12 2014-12-25 富士フイルム株式会社 撮像レンズおよび撮像レンズを備えた撮像装置
JP2015075627A (ja) * 2013-10-09 2015-04-20 セイコーエプソン株式会社 投射光学系及び投射型画像表示装置
JP6253379B2 (ja) 2013-12-06 2017-12-27 キヤノン株式会社 光学系及びそれを有する撮像装置
TWI623773B (zh) 2016-06-02 2018-05-11 Calin Technology Co Ltd Fixed focus projection lens
CN205679841U (zh) * 2016-06-07 2016-11-09 佳凌科技股份有限公司 定焦投影镜头

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