DE2853003C2 - - Google Patents

Info

Publication number
DE2853003C2
DE2853003C2 DE19782853003 DE2853003A DE2853003C2 DE 2853003 C2 DE2853003 C2 DE 2853003C2 DE 19782853003 DE19782853003 DE 19782853003 DE 2853003 A DE2853003 A DE 2853003A DE 2853003 C2 DE2853003 C2 DE 2853003C2
Authority
DE
Germany
Prior art keywords
light
transmitter
light transmitter
optical
optical element
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.)
Expired
Application number
DE19782853003
Other languages
German (de)
English (en)
Other versions
DE2853003A1 (de
Inventor
Toru Osaka Jp Matsui
Motonobu Kawachinagano Osaka Jp Matsuda
Hiroshi Nara Osaka Jp Ueda
Yasuhiro Osaka Jp Nanba
Yoshio Toyonaka Osaka Jp Kuramoto
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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co Ltd filed Critical Minolta Co Ltd
Priority to DE19782853003 priority Critical patent/DE2853003A1/de
Publication of DE2853003A1 publication Critical patent/DE2853003A1/de
Application granted granted Critical
Publication of DE2853003C2 publication Critical patent/DE2853003C2/de
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
    • G02B7/30—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)
  • Measurement Of Optical Distance (AREA)
DE19782853003 1978-12-07 1978-12-07 Automatische entfernungsmessvorrichtung fuer eine fotokamera Granted DE2853003A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19782853003 DE2853003A1 (de) 1978-12-07 1978-12-07 Automatische entfernungsmessvorrichtung fuer eine fotokamera

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782853003 DE2853003A1 (de) 1978-12-07 1978-12-07 Automatische entfernungsmessvorrichtung fuer eine fotokamera

Publications (2)

Publication Number Publication Date
DE2853003A1 DE2853003A1 (de) 1980-06-26
DE2853003C2 true DE2853003C2 (US20100268047A1-20101021-C00003.png) 1987-07-16

Family

ID=6056602

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782853003 Granted DE2853003A1 (de) 1978-12-07 1978-12-07 Automatische entfernungsmessvorrichtung fuer eine fotokamera

Country Status (1)

Country Link
DE (1) DE2853003A1 (US20100268047A1-20101021-C00003.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391513A (en) * 1979-12-25 1983-07-05 Canon Kabushiki Kaisha Range finding optical mechanism
US4310227A (en) * 1981-01-05 1982-01-12 Polaroid Corporation Diffracted energy auto-ranging system for a camera
JPS5860822U (ja) * 1981-10-19 1983-04-23 株式会社東海理化電機製作所 選択ロツク可能なプツシユスイツチ
JPS58201015A (ja) * 1982-05-20 1983-11-22 Canon Inc 測距装置
JPS59129809A (ja) * 1983-01-18 1984-07-26 Asahi Optical Co Ltd カメラの自動焦点装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT301331B (de) * 1968-11-25 1972-08-25 Eumig Einrichtung zur Entfernungsmessung

Also Published As

Publication number Publication date
DE2853003A1 (de) 1980-06-26

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee