JP2020079853A5 - - Google Patents

Download PDF

Info

Publication number
JP2020079853A5
JP2020079853A5 JP2018212708A JP2018212708A JP2020079853A5 JP 2020079853 A5 JP2020079853 A5 JP 2020079853A5 JP 2018212708 A JP2018212708 A JP 2018212708A JP 2018212708 A JP2018212708 A JP 2018212708A JP 2020079853 A5 JP2020079853 A5 JP 2020079853A5
Authority
JP
Japan
Prior art keywords
optical element
element according
absorption layer
antireflection
layer
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
JP2018212708A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020079853A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2018212708A priority Critical patent/JP2020079853A/ja
Priority claimed from JP2018212708A external-priority patent/JP2020079853A/ja
Priority to US16/674,400 priority patent/US11513440B2/en
Publication of JP2020079853A publication Critical patent/JP2020079853A/ja
Publication of JP2020079853A5 publication Critical patent/JP2020079853A5/ja
Pending legal-status Critical Current

Links

JP2018212708A 2018-11-13 2018-11-13 光学素子、光学系、および、光学機器 Pending JP2020079853A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2018212708A JP2020079853A (ja) 2018-11-13 2018-11-13 光学素子、光学系、および、光学機器
US16/674,400 US11513440B2 (en) 2018-11-13 2019-11-05 Optical element, optical system, and optical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018212708A JP2020079853A (ja) 2018-11-13 2018-11-13 光学素子、光学系、および、光学機器

Publications (2)

Publication Number Publication Date
JP2020079853A JP2020079853A (ja) 2020-05-28
JP2020079853A5 true JP2020079853A5 (https=) 2021-12-16

Family

ID=70551384

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018212708A Pending JP2020079853A (ja) 2018-11-13 2018-11-13 光学素子、光学系、および、光学機器

Country Status (2)

Country Link
US (1) US11513440B2 (https=)
JP (1) JP2020079853A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11435507B2 (en) 2019-02-12 2022-09-06 Canon Kabushiki Kaisha Optical element, optical system, and imaging apparatus
JP2024085500A (ja) 2022-12-15 2024-06-27 キヤノン株式会社 光学素子、結像光学系および光学機器

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5938701A (ja) 1982-08-30 1984-03-02 Asahi Optical Co Ltd Ｎｄフイルタ−
JP3250190B2 (ja) * 1997-06-27 2002-01-28 旭精密株式会社 輪帯状ｎｄフィルター
FR2864251B1 (fr) * 2003-12-17 2006-04-28 Essilor Int Article d'optique revetu d'un revetement anti-reflets multicouches absorbant dans le visible et procede de fabrication
JP4613706B2 (ja) * 2004-11-24 2011-01-19 住友金属鉱山株式会社 吸収型多層膜ｎｄフィルター
JP4801442B2 (ja) 2005-12-28 2011-10-26 キヤノン電子株式会社 光量絞り用ｎｄフィルタ
JP5067133B2 (ja) 2007-11-13 2012-11-07 住友金属鉱山株式会社 吸収型ｎｄフィルター
JP2011164494A (ja) * 2010-02-12 2011-08-25 Canon Inc 光学素子用の遮光膜、遮光塗料および光学素子
DE102010018052B4 (de) * 2010-04-22 2011-12-08 Jenoptik Optical Systems Gmbh IR-Neutralfilter mit einem für Infrarotstrahlung transparenten Substrat
CN104246544B (zh) * 2012-04-26 2017-03-22 旭硝子株式会社 光学元件
JP6808355B2 (ja) 2015-08-19 2021-01-06 キヤノン株式会社 光学フィルタおよびそれを有する光学系、撮像装置
JP6957135B2 (ja) * 2016-03-31 2021-11-02 キヤノン株式会社 光学素子、光学系、撮像装置及びレンズ装置
US10551534B2 (en) * 2016-03-31 2020-02-04 Canon Kabushiki Kaisha Optical element, optical system, image pickup apparatus, and lens apparatus
JP2019070687A (ja) 2017-10-06 2019-05-09 キヤノン株式会社 光学素子、光学素子の製造方法、光学系、および、光学機器

Similar Documents

Publication Publication Date Title
JP5777353B2 (ja) 回折光学素子、光学系、及び、光学機器
TWI451121B (zh) 六片式成像鏡片組
JP2014044372A5 (https=)
JP2018066744A5 (https=)
JP2016048296A5 (ja) 反射防止膜を有する光学素子、光学系、光学機器
JP2007086485A5 (https=)
TWI490533B (zh) 攝像裝置與其光學成像鏡頭
JP2014122961A5 (https=)
US7859768B2 (en) Optical element and optical apparatus
US20180231739A1 (en) Optical lens assembly
JP2017040909A5 (ja) 光学フィルタおよびそれを有する光学系、撮像装置
JP2020079853A5 (https=)
JP6174379B2 (ja) 可視光透過フィルタ
WO2019131369A1 (ja) 広角レンズ
JP2016218436A (ja) 回折光学素子、光学系、および、光学機器
JP5879021B2 (ja) Ｎｄフィルタ
JP2010066704A (ja) 光学素子、光学系及び光学機器
JP2011257689A5 (https=)
TWI503569B (zh) 可攜式電子裝置與其光學成像鏡頭
TW201730608A (zh) 光學鏡片組
US11513440B2 (en) Optical element, optical system, and optical apparatus
JP2017187729A5 (https=)
JP2011257695A5 (https=)
WO2019131367A1 (ja) 広角レンズ
JP2014038214A5 (https=)