JPS5689729A - Picture information input device - Google Patents

Picture information input device

Info

Publication number
JPS5689729A
JPS5689729A JP16668879A JP16668879A JPS5689729A JP S5689729 A JPS5689729 A JP S5689729A JP 16668879 A JP16668879 A JP 16668879A JP 16668879 A JP16668879 A JP 16668879A JP S5689729 A JPS5689729 A JP S5689729A
Authority
JP
Japan
Prior art keywords
picture information
read operating
operating device
information read
scenes
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
JP16668879A
Other languages
English (en)
Inventor
Kenji Nakauchi
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 JP16668879A priority Critical patent/JPS5689729A/ja
Priority to US06/218,562 priority patent/US4339185A/en
Publication of JPS5689729A publication Critical patent/JPS5689729A/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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/28—Circuitry to measure or to take account of the object contrast
    • 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
    • G03B7/099—Arrangement of photoelectric elements in or on the camera
    • G03B7/0993—Arrangement of photoelectric elements in or on the camera in the camera
    • G03B7/0997—Through the lens [TTL] measuring
    • G03B7/09979—Multi-zone light measuring
JP16668879A 1979-12-21 1979-12-21 Picture information input device Pending JPS5689729A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP16668879A JPS5689729A (en) 1979-12-21 1979-12-21 Picture information input device
US06/218,562 US4339185A (en) 1979-12-21 1980-12-22 Image information input system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16668879A JPS5689729A (en) 1979-12-21 1979-12-21 Picture information input device

Publications (1)

Publication Number Publication Date
JPS5689729A true JPS5689729A (en) 1981-07-21

Family

ID=15835884

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16668879A Pending JPS5689729A (en) 1979-12-21 1979-12-21 Picture information input device

Country Status (2)

Country Link
US (1) US4339185A (ja)
JP (1) JPS5689729A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5897969A (ja) * 1981-12-05 1983-06-10 Sony Corp ビデオカメラの制御信号発生回路

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4445778A (en) * 1979-12-21 1984-05-01 Fuji Photo Film Co., Ltd. Method of and apparatus for measuring scene brightness
JPS56119820A (en) * 1980-02-27 1981-09-19 Canon Inc Photometric system
JPS5842006A (ja) * 1981-09-04 1983-03-11 Fuji Photo Optical Co Ltd ゾ−ン式オ−トフオ−カス検出装置
US4423936A (en) * 1982-07-26 1984-01-03 Polaroid Corporation Photographic exposure control system and method
JPH0645858Y2 (ja) * 1986-11-12 1994-11-24 富士写真フイルム株式会社 測距用受光素子
US5121151A (en) * 1988-04-28 1992-06-09 Canon Kabushiki Kaisha Focus adjustment information forming device
EP0416904B1 (en) * 1989-09-06 1996-11-20 Nikon Corporation Exposure control device in a camera
US5258803A (en) * 1990-01-30 1993-11-02 Canon Kabushiki Kaisha Camera detecting focus to plural areas and deciding flash elimanation based on the plural areas
EP0440171A1 (en) 1990-01-30 1991-08-07 Canon Kabushiki Kaisha Camera
US5266984A (en) * 1991-03-22 1993-11-30 Nikon Corporation Exposure calculating apparatus for camera
FI107412B (fi) 1995-06-20 2001-07-31 Teknillinen Korkeakoulu Graafi Menetelmä ja laite sähköisessä muodossa olevan kuvan visuaalisen laadun maksimoimiseksi

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129221A (ja) * 1974-04-01 1975-10-13
JPS5189724A (ja) * 1975-02-04 1976-08-06
JPS5212828A (en) * 1975-07-21 1977-01-31 Konishiroku Photo Ind Co Ltd Exposure control process for the object of a non-uniform distribution of brightness
JPS5336229A (en) * 1976-09-16 1978-04-04 Asahi Optical Co Ltd Exposure measuring system for singleelens reflex camera
JPS54123030A (en) * 1978-03-17 1979-09-25 Olympus Optical Co Ltd Photometric device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4047187A (en) * 1974-04-01 1977-09-06 Canon Kabushiki Kaisha System for exposure measurement and/or focus detection by means of image senser
US4064517A (en) * 1974-07-02 1977-12-20 Olympus Optical Co., Ltd. Photometric apparatus for single lens reflex camera
JPS5926934B2 (ja) * 1975-09-26 1984-07-02 ミノルタ株式会社 Ｔｔｌ測光式露出制御カメラ
JPS5335531A (en) * 1976-09-13 1978-04-03 Minolta Camera Co Ltd Exposure meter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50129221A (ja) * 1974-04-01 1975-10-13
JPS5189724A (ja) * 1975-02-04 1976-08-06
JPS5212828A (en) * 1975-07-21 1977-01-31 Konishiroku Photo Ind Co Ltd Exposure control process for the object of a non-uniform distribution of brightness
JPS5336229A (en) * 1976-09-16 1978-04-04 Asahi Optical Co Ltd Exposure measuring system for singleelens reflex camera
JPS54123030A (en) * 1978-03-17 1979-09-25 Olympus Optical Co Ltd Photometric device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5897969A (ja) * 1981-12-05 1983-06-10 Sony Corp ビデオカメラの制御信号発生回路
JPH0442868B2 (ja) * 1981-12-05 1992-07-14 Sony Corp

Also Published As

Publication number Publication date
US4339185A (en) 1982-07-13

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