KR920020255A - Camera exposure control - Google Patents

Camera exposure control Download PDF

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Publication number
KR920020255A
KR920020255A KR1019920006264A KR920006264A KR920020255A KR 920020255 A KR920020255 A KR 920020255A KR 1019920006264 A KR1019920006264 A KR 1019920006264A KR 920006264 A KR920006264 A KR 920006264A KR 920020255 A KR920020255 A KR 920020255A
Authority
KR
South Korea
Prior art keywords
exposure control
exposure
camera exposure
limit value
setting
Prior art date
Application number
KR1019920006264A
Other languages
Korean (ko)
Other versions
KR100210004B1 (en
Inventor
오사무 사또오
사또시 나까노
이사무 히라이
도시유끼 기다자와
다까유기 센스이
마사또 야마모도
도시마사 야마나까
다께나오 시시꾸라
아끼오 다까하시
Original Assignee
마쓰모도 도오루
아사히 고오가꾸 고오교오 가부시끼가이샤
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 마쓰모도 도오루, 아사히 고오가꾸 고오교오 가부시끼가이샤 filed Critical 마쓰모도 도오루
Publication of KR920020255A publication Critical patent/KR920020255A/en
Application granted granted Critical
Publication of KR100210004B1 publication Critical patent/KR100210004B1/en

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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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/091—Digital circuits
    • G03B7/097—Digital circuits for control of both exposure time and aperture
    • 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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • 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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light
    • G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)

Abstract

내용 없음No content

Description

카메라의 노출 제어장치Camera exposure control

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명이 응용되는 단렌즈 리플렉스 카메라의 평면도,1 is a plan view of a single lens reflex camera to which the present invention is applied;

제2도 및 제3도는 각각 제1도에 보이는 단렌즈 리플렉스 카메라의 주요부의 배면도 및 정면도,2 and 3 are rear and front views of the main part of the single lens reflex camera shown in FIG. 1, respectively.

제4도는 제1도에 보이는 단렌즈 리플렉스 카메라의 회로배열의 블록도,4 is a block diagram of the circuit arrangement of the single lens reflex camera shown in FIG.

제5도는 본 발명에 따른 CPU의 주동작의 흐름도,5 is a flowchart of the main operation of the CPU according to the present invention;

제6도는 본 발명에 따른 CPU의 IPU사이의 통신 동작의 타이밍도,6 is a timing diagram of a communication operation between IPUs of a CPU according to the present invention;

제7도는 본 발명에 따른 자동노출모드동작의 흐름도.7 is a flowchart of an automatic exposure mode operation according to the present invention.

Claims (1)

셔터속도 및 다이어프램값을 포함하는 한쌍의 노출인자중 적어도 하나가 변경될 수 있는 카메라의 노출제어 장치에 있어서, 적어도 하나의 변경가능노출인자를 설정하기 위한 노출인자설정수단, 및 변경가능 노출인자의 상한 및 하한값중 적어도 하나를 변경하고 설정하기 위한 한계값 설정수단을 구비하는 것을 특징으로 하는 카메라의 노출제어장치.An exposure control apparatus of a camera in which at least one of a pair of exposure factors including a shutter speed and a diaphragm value can be changed, comprising: exposure factor setting means for setting at least one changeable exposure factor, and a changeable exposure factor And a limit value setting means for changing and setting at least one of an upper limit value and a lower limit value. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920006264A 1991-04-15 1992-04-15 Exposure control apparatus of camera KR100210004B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP17349091 1991-04-15
JP91-173490 1991-04-15
JP03361199A JP3081044B2 (en) 1991-04-15 1991-11-28 Camera exposure control device
JP91-361199 1991-11-28

Publications (2)

Publication Number Publication Date
KR920020255A true KR920020255A (en) 1992-11-20
KR100210004B1 KR100210004B1 (en) 1999-07-15

Family

ID=15961478

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920006264A KR100210004B1 (en) 1991-04-15 1992-04-15 Exposure control apparatus of camera

Country Status (2)

Country Link
JP (1) JP3081044B2 (en)
KR (1) KR100210004B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100807964B1 (en) * 2006-07-11 2008-03-06 학교법인 포항공과대학교 X-ray exposure control apparatus of motor rotation driving type

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100807964B1 (en) * 2006-07-11 2008-03-06 학교법인 포항공과대학교 X-ray exposure control apparatus of motor rotation driving type

Also Published As

Publication number Publication date
KR100210004B1 (en) 1999-07-15
JP3081044B2 (en) 2000-08-28
JPH05249536A (en) 1993-09-28

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