JP2024153395A - 光量制御装置および光学機器 - Google Patents

光量制御装置および光学機器 Download PDF

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Publication number
JP2024153395A
JP2024153395A JP2023067269A JP2023067269A JP2024153395A JP 2024153395 A JP2024153395 A JP 2024153395A JP 2023067269 A JP2023067269 A JP 2023067269A JP 2023067269 A JP2023067269 A JP 2023067269A JP 2024153395 A JP2024153395 A JP 2024153395A
Authority
JP
Japan
Prior art keywords
opening
gear
control device
light amount
diaphragm
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
JP2023067269A
Other languages
English (en)
Japanese (ja)
Other versions
JP2024153395A5 (enExample
Inventor
勝彦 佐藤
Katsuhiko Sato
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 JP2023067269A priority Critical patent/JP2024153395A/ja
Priority to US18/631,563 priority patent/US12547050B2/en
Priority to CN202410437689.8A priority patent/CN118818865A/zh
Publication of JP2024153395A publication Critical patent/JP2024153395A/ja
Publication of JP2024153395A5 publication Critical patent/JP2024153395A5/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/02—Diaphragms
    • G03B9/06—Two or more co-operating pivoted blades, e.g. iris type
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/005—Diaphragms
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B35/00—Stereoscopic photography
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B35/00—Stereoscopic photography
    • G03B35/08—Stereoscopic photography by simultaneous recording

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Diaphragms For Cameras (AREA)
  • Stereoscopic And Panoramic Photography (AREA)
JP2023067269A 2023-04-17 2023-04-17 光量制御装置および光学機器 Pending JP2024153395A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2023067269A JP2024153395A (ja) 2023-04-17 2023-04-17 光量制御装置および光学機器
US18/631,563 US12547050B2 (en) 2023-04-17 2024-04-10 Aperture stop apparatus and optical apparatus
CN202410437689.8A CN118818865A (zh) 2023-04-17 2024-04-12 孔径光阑装置和光学装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2023067269A JP2024153395A (ja) 2023-04-17 2023-04-17 光量制御装置および光学機器

Publications (2)

Publication Number Publication Date
JP2024153395A true JP2024153395A (ja) 2024-10-29
JP2024153395A5 JP2024153395A5 (enExample) 2026-04-22

Family

ID=93079991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023067269A Pending JP2024153395A (ja) 2023-04-17 2023-04-17 光量制御装置および光学機器

Country Status (2)

Country Link
JP (1) JP2024153395A (enExample)
CN (1) CN118818865A (enExample)

Also Published As

Publication number Publication date
CN118818865A (zh) 2024-10-22

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