JP2020027231A5 - - Google Patents

Download PDF

Info

Publication number
JP2020027231A5
JP2020027231A5 JP2018153580A JP2018153580A JP2020027231A5 JP 2020027231 A5 JP2020027231 A5 JP 2020027231A5 JP 2018153580 A JP2018153580 A JP 2018153580A JP 2018153580 A JP2018153580 A JP 2018153580A JP 2020027231 A5 JP2020027231 A5 JP 2020027231A5
Authority
JP
Japan
Prior art keywords
diaphragm
diaphragm blade
blade group
cam groove
light amount
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
JP2018153580A
Other languages
English (en)
Japanese (ja)
Other versions
JP2020027231A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2018153580A priority Critical patent/JP2020027231A/ja
Priority claimed from JP2018153580A external-priority patent/JP2020027231A/ja
Publication of JP2020027231A publication Critical patent/JP2020027231A/ja
Publication of JP2020027231A5 publication Critical patent/JP2020027231A5/ja
Pending legal-status Critical Current

Links

JP2018153580A 2018-08-17 2018-08-17 光量調節装置及び光学機器 Pending JP2020027231A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2018153580A JP2020027231A (ja) 2018-08-17 2018-08-17 光量調節装置及び光学機器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018153580A JP2020027231A (ja) 2018-08-17 2018-08-17 光量調節装置及び光学機器

Publications (2)

Publication Number Publication Date
JP2020027231A JP2020027231A (ja) 2020-02-20
JP2020027231A5 true JP2020027231A5 (enExample) 2021-09-24

Family

ID=69620023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018153580A Pending JP2020027231A (ja) 2018-08-17 2018-08-17 光量調節装置及び光学機器

Country Status (1)

Country Link
JP (1) JP2020027231A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7557313B2 (ja) 2020-08-28 2024-09-27 キヤノン電子株式会社 光量調節装置及び光学機器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010282024A (ja) * 2009-06-04 2010-12-16 Canon Inc 光量調節装置
JP5594108B2 (ja) * 2010-12-10 2014-09-24 リコーイメージング株式会社 絞り装置
CN108027546B (zh) * 2015-09-16 2020-12-08 佳能电子株式会社 叶片驱动装置和光学装置
JP6494581B2 (ja) * 2016-09-29 2019-04-03 キヤノン株式会社 絞り装置及びそれを有するレンズ装置及び撮像装置

Similar Documents

Publication Publication Date Title
US9140431B1 (en) Lighting device with adjusting mechanism
CN108027546B (zh) 叶片驱动装置和光学装置
WO2015136375A3 (en) Enhanced toric lens that improves overall vision where there is a local loss of retinal function
JP2017536564A5 (enExample)
JP2017058680A5 (enExample)
JP2014163974A5 (enExample)
WO2012138426A3 (en) An implantable ophthalmic device with multiple static apertures
US9671675B2 (en) Stop apparatus, and lens apparatus and image pickup apparatus having the same
RU2017114048A (ru) Мультифокальная интраокулярная линза с увеличенной глубиной резкости
RU2017105129A (ru) Часовое колесико с устраняемым мертвым ходом
JP2018521361A5 (enExample)
JP2020027231A5 (enExample)
JP2014013298A5 (enExample)
JP2017207562A5 (enExample)
GB2523802B (en) Lighting device with adjusting mechanism
JP2018072466A5 (enExample)
JP2017167511A5 (enExample)
US382858A (en) Diaphragm and shutter for photographic and other lenses
US10558106B2 (en) Stop apparatus, lens apparatus using same, and image pickup apparatus
JP2015102589A (ja) 絞り羽根及びそれを備える絞り機構
JP2012133102A5 (enExample)
JP2015138600A5 (enExample)
JP2016143052A (ja) 光量調整装置、及びそれを備えたカメラ
JP2005084406A5 (enExample)
JP2015125169A5 (enExample)