CH637222A5 - Fotografische kamera mit selbsttaetiger scharfeinstellung. - Google Patents

Fotografische kamera mit selbsttaetiger scharfeinstellung. Download PDF

Info

Publication number
CH637222A5
CH637222A5 CH1320978A CH1320978A CH637222A5 CH 637222 A5 CH637222 A5 CH 637222A5 CH 1320978 A CH1320978 A CH 1320978A CH 1320978 A CH1320978 A CH 1320978A CH 637222 A5 CH637222 A5 CH 637222A5
Authority
CH
Switzerland
Prior art keywords
lens
gate
switch
signal
conductive
Prior art date
Application number
CH1320978A
Other languages
German (de)
English (en)
Inventor
Edwin Kalman Shenk
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 CH637222A5 publication Critical patent/CH637222A5/de

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Lens Barrels (AREA)
  • Automatic Focus Adjustment (AREA)
CH1320978A 1977-12-30 1978-12-28 Fotografische kamera mit selbsttaetiger scharfeinstellung. CH637222A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86585277A 1977-12-30 1977-12-30

Publications (1)

Publication Number Publication Date
CH637222A5 true CH637222A5 (de) 1983-07-15

Family

ID=25346383

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1320978A CH637222A5 (de) 1977-12-30 1978-12-28 Fotografische kamera mit selbsttaetiger scharfeinstellung.

Country Status (9)

Country Link
JP (1) JPS54109837A (ja)
AT (1) AT377101B (ja)
AU (1) AU525816B2 (ja)
CA (1) CA1122455A (ja)
CH (1) CH637222A5 (ja)
DE (1) DE2856573A1 (ja)
FR (1) FR2413680A1 (ja)
GB (1) GB2013353B (ja)
IE (1) IE48251B1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3107945A1 (de) * 1980-03-03 1981-12-24 Polaroid Corp., 02139 Cambridge, Mass. Verfahren zur scharfeinstellung fotografischer apparate und vorrichtung hierfuer
JPS59125718A (ja) * 1983-01-06 1984-07-20 Canon Inc 複写装置
JP6577153B2 (ja) * 2017-01-27 2019-09-18 富士フイルム株式会社 カメラシステム、カメラ、レンズ、アクセサリー、及び、カメラシステムのアクセサリー検出方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2105288B2 (de) * 1970-02-14 1973-03-15 Kabushiki Kaisha Ricoh, Tokio Kamera mit automatischer scharfeinstellung
US3917395A (en) * 1973-06-28 1975-11-04 Honeywell Inc Control circuit for photographic apparatus
CA1099554A (en) * 1976-10-04 1981-04-21 Polaroid Corporation Automatic range finding and focussing camera

Also Published As

Publication number Publication date
GB2013353B (en) 1982-05-19
FR2413680B1 (ja) 1983-11-18
ATA1279A (de) 1984-06-15
IE48251B1 (en) 1984-11-14
DE2856573A1 (de) 1979-07-05
AU525816B2 (en) 1982-12-02
IE782563L (en) 1979-06-30
AU4306279A (en) 1979-07-05
CA1122455A (en) 1982-04-27
AT377101B (de) 1985-02-11
JPS54109837A (en) 1979-08-28
FR2413680A1 (fr) 1979-07-27
GB2013353A (en) 1979-08-08

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Legal Events

Date Code Title Description
PL Patent ceased