JP2017187729A5 - - Google Patents
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- Publication number
- JP2017187729A5 JP2017187729A5 JP2016148938A JP2016148938A JP2017187729A5 JP 2017187729 A5 JP2017187729 A5 JP 2017187729A5 JP 2016148938 A JP2016148938 A JP 2016148938A JP 2016148938 A JP2016148938 A JP 2016148938A JP 2017187729 A5 JP2017187729 A5 JP 2017187729A5
- Authority
- JP
- Japan
- Prior art keywords
- optical element
- layer
- element according
- substrate
- film
- 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.)
- Granted
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- 239000010410 layer Substances 0.000 claims description 34
- 230000003287 optical effect Effects 0.000 claims description 31
- 239000000758 substrate Substances 0.000 claims description 21
- 239000010408 film Substances 0.000 claims description 20
- 238000010521 absorption reaction Methods 0.000 claims description 19
- 239000002344 surface layer Substances 0.000 claims description 12
- 238000002834 transmittance Methods 0.000 claims description 3
- 230000008033 biological extinction Effects 0.000 claims description 2
- 239000010409 thin film Substances 0.000 claims description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 2
- 239000000463 material Substances 0.000 claims 2
- 238000003384 imaging method Methods 0.000 claims 1
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/468,897 US10551534B2 (en) | 2016-03-31 | 2017-03-24 | Optical element, optical system, image pickup apparatus, and lens apparatus |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016072992 | 2016-03-31 | ||
JP2016072992 | 2016-03-31 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2017187729A JP2017187729A (ja) | 2017-10-12 |
JP2017187729A5 true JP2017187729A5 (enrdf_load_stackoverflow) | 2019-09-12 |
JP6957135B2 JP6957135B2 (ja) | 2021-11-02 |
Family
ID=60044849
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016148938A Active JP6957135B2 (ja) | 2016-03-31 | 2016-07-28 | 光学素子、光学系、撮像装置及びレンズ装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6957135B2 (enrdf_load_stackoverflow) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7030536B2 (ja) * | 2018-01-17 | 2022-03-07 | キヤノン株式会社 | 撮像光学系および撮像装置 |
JP2020079853A (ja) | 2018-11-13 | 2020-05-28 | キヤノン株式会社 | 光学素子、光学系、および、光学機器 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6020992A (en) * | 1997-06-16 | 2000-02-01 | Laser Power Corporation | Low absorption coatings for infrared laser optical elements |
WO1999044080A1 (fr) * | 1998-02-24 | 1999-09-02 | Asahi Glass Company Ltd. | Corps antireflecteur d'absorption de lumiere et procede de production de celui-ci |
JP2000357654A (ja) * | 1998-10-13 | 2000-12-26 | Nikon Corp | 反射防止膜、光学素子、露光装置、及び電子物品 |
JP3701932B2 (ja) * | 2002-07-30 | 2005-10-05 | キヤノン電子株式会社 | Ndフィルタの製造方法及びndフィルタ、並びにこれらのndフィルタを有する光量絞り装置及びカメラ |
JP2006085041A (ja) * | 2004-09-17 | 2006-03-30 | Olympus Corp | 光学薄膜フィルタ |
JP2006091694A (ja) * | 2004-09-27 | 2006-04-06 | Nidec Copal Corp | Ndフィルタ及びその製造方法と光量絞り装置 |
JP4802568B2 (ja) * | 2004-11-30 | 2011-10-26 | 凸版印刷株式会社 | 反射防止積層体、光学機能性フィルタ、光学表示装置および光学物品 |
JP5058783B2 (ja) * | 2007-12-28 | 2012-10-24 | キヤノン電子株式会社 | 光学素子及び該光学素子の製造方法 |
JP2013156619A (ja) * | 2012-01-30 | 2013-08-15 | Tanaka Engineering Inc | Irカット機能付きndフィルタ |
JPWO2013161767A1 (ja) * | 2012-04-26 | 2015-12-24 | 旭硝子株式会社 | 光学素子 |
JP2014016459A (ja) * | 2012-07-09 | 2014-01-30 | Asahi Glass Co Ltd | 積層体の製造方法 |
JP6314627B2 (ja) * | 2014-04-21 | 2018-04-25 | リコーイメージング株式会社 | 反射防止膜、及びそれを有する光学部品 |
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2016
- 2016-07-28 JP JP2016148938A patent/JP6957135B2/ja active Active