JP2002139766A - 光量調節装置および撮影装置 - Google Patents

光量調節装置および撮影装置

Info

Publication number
JP2002139766A
JP2002139766A JP2000332697A JP2000332697A JP2002139766A JP 2002139766 A JP2002139766 A JP 2002139766A JP 2000332697 A JP2000332697 A JP 2000332697A JP 2000332697 A JP2000332697 A JP 2000332697A JP 2002139766 A JP2002139766 A JP 2002139766A
Authority
JP
Japan
Prior art keywords
step motor
light amount
adjusting device
light
amount adjusting
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
JP2000332697A
Other languages
English (en)
Japanese (ja)
Other versions
JP2002139766A5 (enExample
Inventor
Yoichi Iwasaki
陽一 岩崎
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 JP2000332697A priority Critical patent/JP2002139766A/ja
Publication of JP2002139766A publication Critical patent/JP2002139766A/ja
Publication of JP2002139766A5 publication Critical patent/JP2002139766A5/ja
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Cameras (AREA)
  • Studio Devices (AREA)
JP2000332697A 2000-10-31 2000-10-31 光量調節装置および撮影装置 Pending JP2002139766A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000332697A JP2002139766A (ja) 2000-10-31 2000-10-31 光量調節装置および撮影装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000332697A JP2002139766A (ja) 2000-10-31 2000-10-31 光量調節装置および撮影装置

Publications (2)

Publication Number Publication Date
JP2002139766A true JP2002139766A (ja) 2002-05-17
JP2002139766A5 JP2002139766A5 (enExample) 2007-12-13

Family

ID=18808869

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000332697A Pending JP2002139766A (ja) 2000-10-31 2000-10-31 光量調節装置および撮影装置

Country Status (1)

Country Link
JP (1) JP2002139766A (enExample)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58175515U (ja) * 1982-05-18 1983-11-24 日本電産コパル株式会社 撮影絞り制御装置
JPH0375422U (enExample) * 1989-11-27 1991-07-29
JPH03108224U (enExample) * 1990-02-22 1991-11-07
JPH1096972A (ja) * 1996-09-20 1998-04-14 Asahi Optical Co Ltd 絞り機構の絞り原点調整方法および装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58175515U (ja) * 1982-05-18 1983-11-24 日本電産コパル株式会社 撮影絞り制御装置
JPH0375422U (enExample) * 1989-11-27 1991-07-29
JPH03108224U (enExample) * 1990-02-22 1991-11-07
JPH1096972A (ja) * 1996-09-20 1998-04-14 Asahi Optical Co Ltd 絞り機構の絞り原点調整方法および装置

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