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KR830009501A - Focusing device (焦點 調節 裝置) - Google Patents

Focusing device (焦點 調節 裝置) Download PDF

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Publication number
KR830009501A
KR830009501A KR1019820001005A KR820001005A KR830009501A KR 830009501 A KR830009501 A KR 830009501A KR 1019820001005 A KR1019820001005 A KR 1019820001005A KR 820001005 A KR820001005 A KR 820001005A KR 830009501 A KR830009501 A KR 830009501A
Authority
KR
South Korea
Prior art keywords
lens
ranging
light source
light
scale
Prior art date
Application number
KR1019820001005A
Other languages
Korean (ko)
Other versions
KR890001454B1 (en
Inventor
다쓰오 이노우에
Original Assignee
이와마 가즈오
쏘니 가부시기 가이샤
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 이와마 가즈오, 쏘니 가부시기 가이샤 filed Critical 이와마 가즈오
Publication of KR830009501A publication Critical patent/KR830009501A/en
Application granted granted Critical
Publication of KR890001454B1 publication Critical patent/KR890001454B1/en

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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/282—Autofocusing of zoom lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Character Input (AREA)
  • Accessories Of Cameras (AREA)

Abstract

내용 없음No content

Description

초점조절장치(焦點調節裝置)Focusing device (焦點 調節 裝置)

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

제1도는 종래의 장치의 구성도.1 is a block diagram of a conventional apparatus.

제2도는 그 설명도.2 is an explanatory diagram thereof.

제3도는 본원 발명의 일례의 구성도.3 is a configuration diagram of an example of the present invention.

Claims (1)

즈음계를 갖는 촬영렌즈와, 측거용 광원부와, 측거용 수광부를 가지며, 상기 렌즈에는 초점조절기구가 설치되고, 상기 측거용 광원부를 발광시켜, 상기 측거용 광원부 및 상기 측거용 수광부의 어는 한쪽의 각도를 변화시켜서 측거를 하며, 이 측거출력에 응해서 상기 초점조절기구를 구동하는 동시에, 상기 측거용 광원부 및 상기 측거용 수광부의 다른 쪽을 상기 촬영렌즈내의 상기 즈음계의 뒤에 배치하도록 한 초점조절장치.The lens has a photographic lens having a scale, a range light source unit and a range light receiving unit, and a focus adjusting mechanism is provided on the lens, and the light source unit for light is emitted to emit light. The focusing apparatus is arranged to change the angle, and to drive the focusing mechanism in response to the ranging output, and to arrange the other side of the ranging light source and the ranging light receiving unit behind the scale in the photographing lens. . ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR8201605A 1981-03-17 1982-03-09 Auto focus system KR890001454B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56038447A JPS57154206A (en) 1981-03-17 1981-03-17 Focusing device
JP81-38447 1981-03-17

Publications (2)

Publication Number Publication Date
KR830009501A true KR830009501A (en) 1983-12-21
KR890001454B1 KR890001454B1 (en) 1989-05-03

Family

ID=12525538

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8201605A KR890001454B1 (en) 1981-03-17 1982-03-09 Auto focus system

Country Status (8)

Country Link
JP (1) JPS57154206A (en)
KR (1) KR890001454B1 (en)
AT (1) AT376813B (en)
CA (1) CA1173284A (en)
DE (1) DE3209517A1 (en)
FR (1) FR2502354B1 (en)
GB (1) GB2095505A (en)
NL (1) NL8201070A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190044158A (en) * 2017-10-20 2019-04-30 전자부품연구원 Lidar device and system comprising the same

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310601C2 (en) * 1982-03-24 1994-02-10 Canon Kk Distance measuring device
JPS5995336U (en) * 1982-12-17 1984-06-28 ソニー株式会社 Video camera
JPS606114U (en) * 1983-06-24 1985-01-17 キヤノン株式会社 focus detection device
US4801963A (en) * 1985-12-18 1989-01-31 Canon Kabushiki Kaisha Focus detecting system
US5305047A (en) * 1988-10-11 1994-04-19 Canon Kabushiki Kaisha Pattern projector having a multi-portion projection lens and camera comprising the same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3759614A (en) * 1971-02-10 1973-09-18 Eastman Kodak Co Dual photocell range finder apparatus
JPS51120725A (en) * 1975-04-16 1976-10-22 Sankyo Kogaku Kogyo Kk Automatic forcusing camera
US4083056A (en) * 1975-09-09 1978-04-04 Asahi Kogaku Kogyo Kabushiki Kaisha Focus detecting device for single-lens reflex cameras
JPS5262022A (en) * 1975-11-17 1977-05-23 Bell & Howell Co Closed loop automatic focusing system
FR2396325A1 (en) * 1977-07-01 1979-01-26 Olympus Optical Co Automatic focussing system for an optical instrument - assesses smoothness of brightness change between scanned adjacent image elements to produce control signal for optical system
JPS54155832A (en) * 1978-05-30 1979-12-08 Canon Inc Focusing detector

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190044158A (en) * 2017-10-20 2019-04-30 전자부품연구원 Lidar device and system comprising the same

Also Published As

Publication number Publication date
CA1173284A (en) 1984-08-28
FR2502354A1 (en) 1982-09-24
NL8201070A (en) 1982-10-18
FR2502354B1 (en) 1985-06-21
GB2095505A (en) 1982-09-29
JPH0526176B2 (en) 1993-04-15
JPS57154206A (en) 1982-09-24
KR890001454B1 (en) 1989-05-03
AT376813B (en) 1985-01-10
ATA102382A (en) 1984-05-15
DE3209517A1 (en) 1982-10-14

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