HK20094A - Auto focus camera - Google Patents

Auto focus camera Download PDF

Info

Publication number
HK20094A
HK20094A HK200/94A HK20094A HK20094A HK 20094 A HK20094 A HK 20094A HK 200/94 A HK200/94 A HK 200/94A HK 20094 A HK20094 A HK 20094A HK 20094 A HK20094 A HK 20094A
Authority
HK
Hong Kong
Prior art keywords
comparative data
storage circuit
auto focus
distance signal
focus camera
Prior art date
Application number
HK200/94A
Other languages
English (en)
Inventor
Nagaoka Shinji
Sato Koji
Kawal Michio
Original Assignee
Seikosha 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 Seikosha Co Ltd filed Critical Seikosha Co Ltd
Publication of HK20094A publication Critical patent/HK20094A/xx

Links

Classifications

    • 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
    • G02B7/30—Systems for automatic generation of focusing signals using parallactic triangle with a base line
    • G02B7/32—Systems for automatic generation of focusing signals using parallactic triangle with a base line using active means, e.g. light emitter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
HK200/94A 1988-08-10 1994-03-10 Auto focus camera HK20094A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63199368A JPH0769516B2 (ja) 1988-08-10 1988-08-10 自動焦点カメラ

Publications (1)

Publication Number Publication Date
HK20094A true HK20094A (en) 1994-03-18

Family

ID=16406597

Family Applications (1)

Application Number Title Priority Date Filing Date
HK200/94A HK20094A (en) 1988-08-10 1994-03-10 Auto focus camera

Country Status (5)

Country Link
US (1) US5146262A (ja)
JP (1) JPH0769516B2 (ja)
DE (1) DE3926295A1 (ja)
GB (1) GB2222336B (ja)
HK (1) HK20094A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4026956A1 (de) * 1990-08-25 1992-03-05 Daimler Benz Ag Videokamera
JP2669727B2 (ja) * 1991-03-20 1997-10-29 富士通株式会社 荷電粒子線露光装置、及び荷電粒子線露光方法
JPH0534578A (ja) * 1991-07-26 1993-02-12 Canon Inc 測距装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2611639C3 (de) * 1976-03-19 1982-12-09 Jos. Schneider, Optische Werke, AG, 6550 Bad Kreuznach Steuereinrichtung für Objektive mit veränderbarer Brennweite
US4423936A (en) * 1982-07-26 1984-01-03 Polaroid Corporation Photographic exposure control system and method
US4470681A (en) * 1982-09-07 1984-09-11 Polaroid Corporation Method of and apparatus for detecting range using multiple range readings
US4550993A (en) * 1983-02-01 1985-11-05 Minolta Camera Kabushiki Kaisha Device for providing a camera system with an information for a focus adjustment
US4623238A (en) * 1983-02-01 1986-11-18 Minolta Camera Kabushiki Kaisha Camera system capable of automatic focus control
DE3437145C2 (de) * 1984-10-10 1996-03-28 Ricoh Kk Automatische Scharfeinstellvorrichtung für photographische Kameras
GB2181262B (en) * 1985-10-02 1989-12-13 Canon Kk Automatic focusing system
JPH0616147B2 (ja) * 1986-03-26 1994-03-02 チノン株式会社 カメラ
JPS63259624A (ja) * 1987-04-17 1988-10-26 Fuji Photo Film Co Ltd カメラの測距装置
JPS6459311A (en) * 1987-08-31 1989-03-07 Olympus Optical Co Automatic focusing camera

Also Published As

Publication number Publication date
JPH0248618A (ja) 1990-02-19
DE3926295A1 (de) 1990-03-22
GB2222336A (en) 1990-02-28
GB8917702D0 (en) 1989-09-20
GB2222336B (en) 1992-09-09
US5146262A (en) 1992-09-08
JPH0769516B2 (ja) 1995-07-31

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Legal Events

Date Code Title Description
NR Patent deemed never to have been added to the register under section 13(7) of patents (transitional arrangements) rules