JP2016218436A5 - - Google Patents

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Publication number
JP2016218436A5
JP2016218436A5 JP2016084952A JP2016084952A JP2016218436A5 JP 2016218436 A5 JP2016218436 A5 JP 2016218436A5 JP 2016084952 A JP2016084952 A JP 2016084952A JP 2016084952 A JP2016084952 A JP 2016084952A JP 2016218436 A5 JP2016218436 A5 JP 2016218436A5
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JP
Japan
Prior art keywords
optical element
diffractive optical
element according
grating
thin film
Prior art date
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Application number
JP2016084952A
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English (en)
Japanese (ja)
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JP2016218436A (ja
JP6873602B2 (ja
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Priority to US15/149,245 priority Critical patent/US10133084B2/en
Publication of JP2016218436A publication Critical patent/JP2016218436A/ja
Publication of JP2016218436A5 publication Critical patent/JP2016218436A5/ja
Application granted granted Critical
Publication of JP6873602B2 publication Critical patent/JP6873602B2/ja
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JP2016084952A 2015-05-15 2016-04-21 回折光学素子、光学系、および、光学機器 Active JP6873602B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US15/149,245 US10133084B2 (en) 2015-05-15 2016-05-09 Diffractive optical element, optical system, and optical apparatus which reduce generation of unnecessary light

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015099964 2015-05-15
JP2015099964 2015-05-15

Publications (3)

Publication Number Publication Date
JP2016218436A JP2016218436A (ja) 2016-12-22
JP2016218436A5 true JP2016218436A5 (cg-RX-API-DMAC10.html) 2019-05-30
JP6873602B2 JP6873602B2 (ja) 2021-05-19

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ID=57581153

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016084952A Active JP6873602B2 (ja) 2015-05-15 2016-04-21 回折光学素子、光学系、および、光学機器

Country Status (1)

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JP (1) JP6873602B2 (cg-RX-API-DMAC10.html)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10845516B2 (en) 2017-02-20 2020-11-24 Canon Kabushiki Kaisha Diffractive optical element
JP7106279B2 (ja) * 2017-02-20 2022-07-26 キヤノン株式会社 回折光学素子及び光学機器
JP6929350B2 (ja) * 2017-03-29 2021-09-01 キヤノン株式会社 回折光学素子及びそれを有する光学系、撮像装置、レンズ装置
JP2019066756A (ja) * 2017-10-04 2019-04-25 キヤノン株式会社 回折光学素子を備えた光学系および光学機器
JP7071085B2 (ja) * 2017-10-12 2022-05-18 キヤノン株式会社 回折光学素子、光学系、および、撮像装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011099550A1 (ja) * 2010-02-15 2011-08-18 株式会社ニコン 光学素子及び光学系
JP2014170109A (ja) * 2013-03-04 2014-09-18 Canon Inc 回折光学素子、光学系および光学機器

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