JP2013125259A5 - - Google Patents

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Publication number
JP2013125259A5
JP2013125259A5 JP2011275790A JP2011275790A JP2013125259A5 JP 2013125259 A5 JP2013125259 A5 JP 2013125259A5 JP 2011275790 A JP2011275790 A JP 2011275790A JP 2011275790 A JP2011275790 A JP 2011275790A JP 2013125259 A5 JP2013125259 A5 JP 2013125259A5
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JP
Japan
Prior art keywords
optical element
diffractive optical
refractive index
element according
diffraction grating
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
JP2011275790A
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English (en)
Japanese (ja)
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JP2013125259A (ja
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Publication date
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Priority to JP2011275790A priority Critical patent/JP2013125259A/ja
Priority claimed from JP2011275790A external-priority patent/JP2013125259A/ja
Priority to US13/710,681 priority patent/US9285518B2/en
Publication of JP2013125259A publication Critical patent/JP2013125259A/ja
Publication of JP2013125259A5 publication Critical patent/JP2013125259A5/ja
Pending legal-status Critical Current

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JP2011275790A 2011-12-16 2011-12-16 回折光学素子、光学系および光学機器 Pending JP2013125259A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2011275790A JP2013125259A (ja) 2011-12-16 2011-12-16 回折光学素子、光学系および光学機器
US13/710,681 US9285518B2 (en) 2011-12-16 2012-12-11 Diffractive optical element, optical system, and optical apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011275790A JP2013125259A (ja) 2011-12-16 2011-12-16 回折光学素子、光学系および光学機器

Publications (2)

Publication Number Publication Date
JP2013125259A JP2013125259A (ja) 2013-06-24
JP2013125259A5 true JP2013125259A5 (enExample) 2015-01-29

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Family Applications (1)

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JP2011275790A Pending JP2013125259A (ja) 2011-12-16 2011-12-16 回折光学素子、光学系および光学機器

Country Status (2)

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US (1) US9285518B2 (enExample)
JP (1) JP2013125259A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7023598B2 (ja) * 2016-08-09 2022-02-22 キヤノン株式会社 回折光学素子およびそれを有する光学系、撮像装置
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
US10895671B1 (en) 2018-01-23 2021-01-19 Facebook Technologies, Llc Diffraction grating with a variable refractive index using ion implantation
US10996382B1 (en) 2018-01-23 2021-05-04 Facebook Technologies, Llc Diffraction grating with a variable refractive index formed using an energy gradient
US10823887B1 (en) * 2018-01-23 2020-11-03 Facebook Technologigegs, Llc Diffraction grating with a variable refractive index using multiple resins
WO2022145084A1 (ja) * 2020-12-28 2022-07-07 株式会社フジクラ 光メモリ、光回折素子、及び、記録方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3717555B2 (ja) 1994-09-12 2005-11-16 オリンパス株式会社 回折光学素子
JP5137432B2 (ja) 2007-03-23 2013-02-06 キヤノン株式会社 密着２層型の回折光学素子とそれを用いた光学系及び光学機器
JP2008242390A (ja) * 2007-03-29 2008-10-09 Canon Inc 回折光学素子およびそれを有する光学系
JP5590851B2 (ja) * 2008-12-10 2014-09-17 キヤノン株式会社 回折光学素子、積層型回折光学素子及びその製造方法
WO2011099550A1 (ja) * 2010-02-15 2011-08-18 株式会社ニコン 光学素子及び光学系
JP5787508B2 (ja) * 2010-11-11 2015-09-30 キヤノン株式会社 回折光学素子及び光学系

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