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DE3209517A1 - Automatisches scharfeinstellungssystem fuer ein aufnahmeobjektiv und dieses system verwendende fotografische kamera - Google Patents

Automatisches scharfeinstellungssystem fuer ein aufnahmeobjektiv und dieses system verwendende fotografische kamera

Info

Publication number
DE3209517A1
DE3209517A1 DE19823209517 DE3209517A DE3209517A1 DE 3209517 A1 DE3209517 A1 DE 3209517A1 DE 19823209517 DE19823209517 DE 19823209517 DE 3209517 A DE3209517 A DE 3209517A DE 3209517 A1 DE3209517 A1 DE 3209517A1
Authority
DE
Germany
Prior art keywords
lens
light source
automatic focusing
distance measuring
light
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.)
Withdrawn
Application number
DE19823209517
Other languages
German (de)
English (en)
Inventor
Tatsuo Fuchu Tokyo Inoue
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE3209517A1 publication Critical patent/DE3209517A1/de
Withdrawn legal-status Critical Current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
    • 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)
DE19823209517 1981-03-17 1982-03-16 Automatisches scharfeinstellungssystem fuer ein aufnahmeobjektiv und dieses system verwendende fotografische kamera Withdrawn DE3209517A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE3209517A1 true DE3209517A1 (de) 1982-10-14

Family

ID=12525538

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823209517 Withdrawn DE3209517A1 (de) 1981-03-17 1982-03-16 Automatisches scharfeinstellungssystem fuer ein aufnahmeobjektiv und dieses system verwendende fotografische kamera

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3423142A1 (de) * 1983-06-24 1985-01-24 Canon K.K., Tokio/Tokyo Vorrichtung zur schaerfeermittlung

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310601C2 (de) * 1982-03-24 1994-02-10 Canon Kk Entfernungsmeßvorrichtung
JPS5995336U (ja) * 1982-12-17 1984-06-28 ソニー株式会社 ビデオカメラ
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
KR102093637B1 (ko) * 2017-10-20 2020-03-27 전자부품연구원 라이다 장치 및 이를 포함하는 라이다 시스템

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 (fr) * 1977-07-01 1979-01-26 Olympus Optical Co Dispositif de mise au point automatique d'une image
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
DE3423142A1 (de) * 1983-06-24 1985-01-24 Canon K.K., Tokio/Tokyo Vorrichtung zur schaerfeermittlung

Also Published As

Publication number Publication date
KR830009501A (ko) 1983-12-21
GB2095505A (en) 1982-09-29
CA1173284A (en) 1984-08-28
NL8201070A (nl) 1982-10-18
AT376813B (de) 1985-01-10
JPH0526176B2 (ko) 1993-04-15
ATA102382A (de) 1984-05-15
KR890001454B1 (ko) 1989-05-03
JPS57154206A (en) 1982-09-24
FR2502354A1 (fr) 1982-09-24
FR2502354B1 (fr) 1985-06-21

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Legal Events

Date Code Title Description
8141 Disposal/no request for examination