JPS54158226A - Method of automatically positioning lens and camera executing same - Google Patents

Method of automatically positioning lens and camera executing same

Info

Publication number
JPS54158226A
JPS54158226A JP5080679A JP5080679A JPS54158226A JP S54158226 A JPS54158226 A JP S54158226A JP 5080679 A JP5080679 A JP 5080679A JP 5080679 A JP5080679 A JP 5080679A JP S54158226 A JPS54158226 A JP S54158226A
Authority
JP
Japan
Prior art keywords
automatically positioning
positioning lens
executing same
camera executing
camera
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.)
Granted
Application number
JP5080679A
Other languages
English (en)
Other versions
JPS6226449B2 (ja
Inventor
Karuman Shienku Edouin
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.)
Polaroid Corp
Original Assignee
Polaroid 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 Polaroid Corp filed Critical Polaroid Corp
Publication of JPS54158226A publication Critical patent/JPS54158226A/ja
Publication of JPS6226449B2 publication Critical patent/JPS6226449B2/ja
Granted legal-status Critical Current

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
    • G02B7/40—Systems for automatic generation of focusing signals using time delay of the reflected waves, e.g. of ultrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Automatic Focus Adjustment (AREA)
  • Lens Barrels (AREA)
JP5080679A 1978-04-25 1979-04-24 Method of automatically positioning lens and camera executing same Granted JPS54158226A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89978578A 1978-04-25 1978-04-25

Publications (2)

Publication Number Publication Date
JPS54158226A true JPS54158226A (en) 1979-12-13
JPS6226449B2 JPS6226449B2 (ja) 1987-06-09

Family

ID=25411561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5080679A Granted JPS54158226A (en) 1978-04-25 1979-04-24 Method of automatically positioning lens and camera executing same

Country Status (9)

Country Link
JP (1) JPS54158226A (ja)
AT (1) AT370886B (ja)
AU (1) AU528360B2 (ja)
CA (1) CA1124125A (ja)
CH (1) CH646797A5 (ja)
DE (1) DE2916569A1 (ja)
FR (1) FR2424556B1 (ja)
GB (1) GB2019595B (ja)
IT (1) IT1112710B (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5749907A (en) * 1980-09-09 1982-03-24 Ricoh Co Ltd Noise eliminating circuit and in-focus detecting circuit
JPS5772115A (en) * 1980-10-23 1982-05-06 Canon Inc Output stablizing circuit for focus detector
JPS57128307A (en) * 1981-02-03 1982-08-09 Nippon Kogaku Kk <Nikon> Automatic focus adjuster
JPS587113A (ja) * 1981-07-06 1983-01-14 Fuji Photo Optical Co Ltd 多点測光によるオ−トフオ−カス装置
JPS58198009A (ja) * 1982-05-14 1983-11-17 West Electric Co Ltd 超音波オ−トフオ−カス装置
JPS60135712U (ja) * 1984-02-20 1985-09-09 三洋電機株式会社 自動焦点カメラ
JPS60214320A (ja) * 1984-04-11 1985-10-26 Kowa Co 自動焦点調節装置
JPS6127107U (ja) * 1984-07-23 1986-02-18 ライトロン株式会社 オ−トフオ−カス装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4335942A (en) * 1979-10-26 1982-06-22 Canon Kabushiki Kaisha Camera provided with automatic focus detector
JPS57169710A (en) * 1981-04-10 1982-10-19 West Electric Co Ltd Automatic focusing device
GB2161947B (en) * 1984-06-08 1988-06-29 Konishiroku Photo Ind Automatic focusing camera
JPH0224421A (ja) * 1988-07-13 1990-01-26 Sadajiro Amiya 擁壁コンクリートブロック及び擁壁の成形方法
JPH0430024A (ja) * 1990-05-25 1992-02-03 Sekisui House Ltd プレキャストコンクリート製地下室

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52153433A (en) * 1976-06-14 1977-12-20 Honeywell Inc Rangefinder

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4010479A (en) * 1974-07-10 1977-03-01 Asahi Kogaku Kogyo Kabushiki Kaisha Focusing apparatus for optical systems
DE2522757A1 (de) * 1975-05-22 1976-12-09 Walter Landsrath Automatischer entfernungsmesser fuer optische systeme

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52153433A (en) * 1976-06-14 1977-12-20 Honeywell Inc Rangefinder

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5749907A (en) * 1980-09-09 1982-03-24 Ricoh Co Ltd Noise eliminating circuit and in-focus detecting circuit
JPS5772115A (en) * 1980-10-23 1982-05-06 Canon Inc Output stablizing circuit for focus detector
JPS57128307A (en) * 1981-02-03 1982-08-09 Nippon Kogaku Kk <Nikon> Automatic focus adjuster
JPH0470608B2 (ja) * 1981-02-03 1992-11-11 Nippon Kogaku Kk
JPS587113A (ja) * 1981-07-06 1983-01-14 Fuji Photo Optical Co Ltd 多点測光によるオ−トフオ−カス装置
JPH0216486B2 (ja) * 1981-07-06 1990-04-17 Fuji Photo Optical Co Ltd
JPS58198009A (ja) * 1982-05-14 1983-11-17 West Electric Co Ltd 超音波オ−トフオ−カス装置
JPH0449088B2 (ja) * 1982-05-14 1992-08-10 West Electric Co
JPS60135712U (ja) * 1984-02-20 1985-09-09 三洋電機株式会社 自動焦点カメラ
JPH0244248Y2 (ja) * 1984-02-20 1990-11-26
JPS60214320A (ja) * 1984-04-11 1985-10-26 Kowa Co 自動焦点調節装置
JPS6127107U (ja) * 1984-07-23 1986-02-18 ライトロン株式会社 オ−トフオ−カス装置

Also Published As

Publication number Publication date
IT7922114A0 (it) 1979-04-24
IT1112710B (it) 1986-01-20
CH646797A5 (de) 1984-12-14
FR2424556B1 (fr) 1986-01-10
DE2916569A1 (de) 1979-11-08
GB2019595B (en) 1982-09-29
AU528360B2 (en) 1983-04-28
DE2916569C2 (ja) 1990-11-08
GB2019595A (en) 1979-10-31
CA1124125A (en) 1982-05-25
JPS6226449B2 (ja) 1987-06-09
ATA309979A (de) 1982-09-15
AU4628679A (en) 1979-11-01
AT370886B (de) 1983-05-10
FR2424556A1 (fr) 1979-11-23

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