JP2024106445A - 回折光学素子、光学系、撮像装置、および表示装置 - Google Patents

回折光学素子、光学系、撮像装置、および表示装置 Download PDF

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Publication number
JP2024106445A
JP2024106445A JP2023010695A JP2023010695A JP2024106445A JP 2024106445 A JP2024106445 A JP 2024106445A JP 2023010695 A JP2023010695 A JP 2023010695A JP 2023010695 A JP2023010695 A JP 2023010695A JP 2024106445 A JP2024106445 A JP 2024106445A
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JP
Japan
Prior art keywords
optical element
diffractive optical
diffraction grating
grating
thin film
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Pending
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JP2023010695A
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English (en)
Japanese (ja)
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JP2024106445A5 (enExample
Inventor
幹生 小林
Mikio Kobayashi
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
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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.)
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Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2023010695A priority Critical patent/JP2024106445A/ja
Priority to US18/411,343 priority patent/US20240264459A1/en
Publication of JP2024106445A publication Critical patent/JP2024106445A/ja
Publication of JP2024106445A5 publication Critical patent/JP2024106445A5/ja
Pending legal-status Critical Current

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    • 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
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • 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
    • G02B27/4205—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant
    • G02B27/4211—Diffraction optics, i.e. systems including a diffractive element being designed for providing a diffractive effect having a diffractive optical element [DOE] contributing to image formation, e.g. whereby modulation transfer function MTF or optical aberrations are relevant correcting chromatic aberrations

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP2023010695A 2023-01-27 2023-01-27 回折光学素子、光学系、撮像装置、および表示装置 Pending JP2024106445A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023010695A JP2024106445A (ja) 2023-01-27 2023-01-27 回折光学素子、光学系、撮像装置、および表示装置
US18/411,343 US20240264459A1 (en) 2023-01-27 2024-01-12 Diffractive optical element, optical system, image pickup apparatus, and display apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2023010695A JP2024106445A (ja) 2023-01-27 2023-01-27 回折光学素子、光学系、撮像装置、および表示装置

Publications (2)

Publication Number Publication Date
JP2024106445A true JP2024106445A (ja) 2024-08-08
JP2024106445A5 JP2024106445A5 (enExample) 2024-12-23

Family

ID=92119408

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JP2023010695A Pending JP2024106445A (ja) 2023-01-27 2023-01-27 回折光学素子、光学系、撮像装置、および表示装置

Country Status (2)

Country Link
US (1) US20240264459A1 (enExample)
JP (1) JP2024106445A (enExample)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5801889A (en) * 1995-08-16 1998-09-01 Eastman Kodak Company Technique to eliminate scattered light in diffractive optical elements
JP2000075118A (ja) * 1998-06-16 2000-03-14 Canon Inc 回折光学素子及びそれを用いた光学系
WO2010087208A1 (ja) * 2009-02-02 2010-08-05 パナソニック株式会社 回折光学素子およびその製造方法
JP2011257695A (ja) * 2010-06-11 2011-12-22 Canon Inc 回折光学素子、光学系および光学機器
JP2013011909A (ja) * 2010-12-10 2013-01-17 Panasonic Corp 回折格子レンズ、それを用いた撮像用光学系および撮像装置
JP2018072623A (ja) * 2016-10-31 2018-05-10 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
JP2019074551A (ja) * 2017-10-12 2019-05-16 キヤノン株式会社 回折光学素子、光学系、および、撮像装置
CN110286473A (zh) * 2019-07-23 2019-09-27 苏州大学 一种单片式消色差手机镜头

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5801889A (en) * 1995-08-16 1998-09-01 Eastman Kodak Company Technique to eliminate scattered light in diffractive optical elements
JP2000075118A (ja) * 1998-06-16 2000-03-14 Canon Inc 回折光学素子及びそれを用いた光学系
WO2010087208A1 (ja) * 2009-02-02 2010-08-05 パナソニック株式会社 回折光学素子およびその製造方法
JP2011257695A (ja) * 2010-06-11 2011-12-22 Canon Inc 回折光学素子、光学系および光学機器
JP2013011909A (ja) * 2010-12-10 2013-01-17 Panasonic Corp 回折格子レンズ、それを用いた撮像用光学系および撮像装置
JP2018072623A (ja) * 2016-10-31 2018-05-10 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
JP2019074551A (ja) * 2017-10-12 2019-05-16 キヤノン株式会社 回折光学素子、光学系、および、撮像装置
CN110286473A (zh) * 2019-07-23 2019-09-27 苏州大学 一种单片式消色差手机镜头

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Publication number Publication date
US20240264459A1 (en) 2024-08-08

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