JPS5552034A - Aperture control system for camera - Google Patents

Aperture control system for camera

Info

Publication number
JPS5552034A
JPS5552034A JP12436378A JP12436378A JPS5552034A JP S5552034 A JPS5552034 A JP S5552034A JP 12436378 A JP12436378 A JP 12436378A JP 12436378 A JP12436378 A JP 12436378A JP S5552034 A JPS5552034 A JP S5552034A
Authority
JP
Japan
Prior art keywords
reference level
signals
iris
luminance side
differential amplifier
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.)
Granted
Application number
JP12436378A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0146856B2 (OSRAM
Inventor
Yoshiaki Nakayama
Hidekazu Asai
Kazuo Shioda
Takaaki Terashita
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP12436378A priority Critical patent/JPS5552034A/ja
Publication of JPS5552034A publication Critical patent/JPS5552034A/ja
Publication of JPH0146856B2 publication Critical patent/JPH0146856B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Exposure Control For Cameras (AREA)
JP12436378A 1978-10-09 1978-10-09 Aperture control system for camera Granted JPS5552034A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12436378A JPS5552034A (en) 1978-10-09 1978-10-09 Aperture control system for camera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12436378A JPS5552034A (en) 1978-10-09 1978-10-09 Aperture control system for camera

Publications (2)

Publication Number Publication Date
JPS5552034A true JPS5552034A (en) 1980-04-16
JPH0146856B2 JPH0146856B2 (OSRAM) 1989-10-11

Family

ID=14883539

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12436378A Granted JPS5552034A (en) 1978-10-09 1978-10-09 Aperture control system for camera

Country Status (1)

Country Link
JP (1) JPS5552034A (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5899069A (ja) * 1981-12-08 1983-06-13 Sankusu:Kk イメ−ジセンサの信号処理装置
JP2002158894A (ja) * 2000-11-16 2002-05-31 Sharp Corp ダイナミックガンマ補正装置
KR100495415B1 (ko) * 1999-12-30 2005-06-14 매그나칩 반도체 유한회사 이미지 센서에서의 자동 노출 장치

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5899069A (ja) * 1981-12-08 1983-06-13 Sankusu:Kk イメ−ジセンサの信号処理装置
KR100495415B1 (ko) * 1999-12-30 2005-06-14 매그나칩 반도체 유한회사 이미지 센서에서의 자동 노출 장치
JP2002158894A (ja) * 2000-11-16 2002-05-31 Sharp Corp ダイナミックガンマ補正装置

Also Published As

Publication number Publication date
JPH0146856B2 (OSRAM) 1989-10-11

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