JP2016212333A - 光学ローパスフィルタおよびそれを備えた撮像装置 - Google Patents

光学ローパスフィルタおよびそれを備えた撮像装置 Download PDF

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Publication number
JP2016212333A
JP2016212333A JP2015097860A JP2015097860A JP2016212333A JP 2016212333 A JP2016212333 A JP 2016212333A JP 2015097860 A JP2015097860 A JP 2015097860A JP 2015097860 A JP2015097860 A JP 2015097860A JP 2016212333 A JP2016212333 A JP 2016212333A
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JP
Japan
Prior art keywords
pass filter
optical low
refractive index
shape
frequency
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
JP2015097860A
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English (en)
Japanese (ja)
Other versions
JP2016212333A5 (enExample
Inventor
慧 上田
Kei Ueda
慧 上田
和彦 桃木
Kazuhiko Momoki
和彦 桃木
山口　裕
Yutaka Yamaguchi
裕 山口
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2015097860A priority Critical patent/JP2016212333A/ja
Priority to US15/145,147 priority patent/US10317589B2/en
Publication of JP2016212333A publication Critical patent/JP2016212333A/ja
Publication of JP2016212333A5 publication Critical patent/JP2016212333A5/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/203—Filters having holographic or diffractive elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/42—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect
    • G02B27/46—Systems using spatial filters
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Polarising Elements (AREA)
  • Studio Devices (AREA)
  • Color Television Image Signal Generators (AREA)
  • Blocking Light For Cameras (AREA)
  • Optical Filters (AREA)
JP2015097860A 2015-05-13 2015-05-13 光学ローパスフィルタおよびそれを備えた撮像装置 Pending JP2016212333A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2015097860A JP2016212333A (ja) 2015-05-13 2015-05-13 光学ローパスフィルタおよびそれを備えた撮像装置
US15/145,147 US10317589B2 (en) 2015-05-13 2016-05-03 Optical low-pass filter and image pickup apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015097860A JP2016212333A (ja) 2015-05-13 2015-05-13 光学ローパスフィルタおよびそれを備えた撮像装置

Publications (2)

Publication Number Publication Date
JP2016212333A true JP2016212333A (ja) 2016-12-15
JP2016212333A5 JP2016212333A5 (enExample) 2018-06-21

Family

ID=57277036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015097860A Pending JP2016212333A (ja) 2015-05-13 2015-05-13 光学ローパスフィルタおよびそれを備えた撮像装置

Country Status (2)

Country Link
US (1) US10317589B2 (enExample)
JP (1) JP2016212333A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020138127A1 (ja) 2018-12-28 2020-07-02 ホヤ レンズ タイランド リミテッド 眼鏡レンズ
JP2023045329A (ja) * 2021-09-21 2023-04-03 キヤノン株式会社 光学装置、評価装置、評価方法、および光学系の製造方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190257987A1 (en) 2016-06-07 2019-08-22 Airy3D Inc. Light Field Imaging Device and Method for Depth Acquisition and Three-Dimensional Imaging
TW202101035A (zh) 2019-06-05 2021-01-01 加拿大商艾瑞３Ｄ股份有限公司 用於3d感測之光場成像裝置及方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008046163A (ja) * 2006-08-10 2008-02-28 Canon Inc 撮像装置
JP2010145614A (ja) * 2008-12-17 2010-07-01 Nikon Corp 光学ローパスフィルタ及びカメラ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07111514B2 (ja) 1988-04-04 1995-11-29 日本放送協会 光学的ローパスフイルタ
JP3204471B2 (ja) 1992-11-06 2001-09-04 株式会社クラレ 光学的ローパスフィルタおよび撮像装置
US7418202B2 (en) * 2005-08-04 2008-08-26 3M Innovative Properties Company Article having a birefringent surface and microstructured features having a variable pitch or angles for use as a blur filter
JP2008261925A (ja) 2007-04-10 2008-10-30 Hoya Corp 光学素子および撮像光学系

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008046163A (ja) * 2006-08-10 2008-02-28 Canon Inc 撮像装置
JP2010145614A (ja) * 2008-12-17 2010-07-01 Nikon Corp 光学ローパスフィルタ及びカメラ

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020138127A1 (ja) 2018-12-28 2020-07-02 ホヤ レンズ タイランド リミテッド 眼鏡レンズ
JP2023045329A (ja) * 2021-09-21 2023-04-03 キヤノン株式会社 光学装置、評価装置、評価方法、および光学系の製造方法
US12385804B2 (en) 2021-09-21 2025-08-12 Canon Kabushiki Kaisha Optical apparatus, evaluation apparatus, evaluation method, and manufacturing method of optical system
JP7721379B2 (ja) 2021-09-21 2025-08-12 キヤノン株式会社 光学装置、評価装置、評価方法、および光学系の製造方法

Also Published As

Publication number Publication date
US20160334555A1 (en) 2016-11-17
US10317589B2 (en) 2019-06-11

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