CH493825A - Dispositif de détermination de distance - Google Patents

Dispositif de détermination de distance

Info

Publication number
CH493825A
CH493825A CH884669A CH884669A CH493825A CH 493825 A CH493825 A CH 493825A CH 884669 A CH884669 A CH 884669A CH 884669 A CH884669 A CH 884669A CH 493825 A CH493825 A CH 493825A
Authority
CH
Switzerland
Prior art keywords
determination device
distance determination
distance
determination
Prior art date
Application number
CH884669A
Other languages
English (en)
Inventor
Jacob Koeber Henry
Original Assignee
Bell & Howell Co
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 Bell & Howell Co filed Critical Bell & Howell Co
Publication of CH493825A publication Critical patent/CH493825A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C3/00—Measuring distances in line of sight; Optical rangefinders
    • G01C3/02—Details
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Pivots And Pivotal Connections (AREA)
CH884669A 1968-06-07 1969-06-05 Dispositif de détermination de distance CH493825A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73529368A 1968-06-07 1968-06-07

Publications (1)

Publication Number Publication Date
CH493825A true CH493825A (fr) 1970-07-15

Family

ID=24955173

Family Applications (1)

Application Number Title Priority Date Filing Date
CH884669A CH493825A (fr) 1968-06-07 1969-06-05 Dispositif de détermination de distance

Country Status (6)

Country Link
BE (1) BE734157A (fr)
CH (1) CH493825A (fr)
DE (1) DE1928792B2 (fr)
FR (1) FR2010391A1 (fr)
NL (1) NL6908644A (fr)
SE (1) SE340040B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110207669A (zh) * 2019-06-14 2019-09-06 保利新联爆破工程集团有限公司 一种溶洞智能测量装置及其测量方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110207669A (zh) * 2019-06-14 2019-09-06 保利新联爆破工程集团有限公司 一种溶洞智能测量装置及其测量方法
CN110207669B (zh) * 2019-06-14 2023-05-16 保利新联爆破工程集团有限公司 一种溶洞智能测量装置及其测量方法

Also Published As

Publication number Publication date
DE1928792B2 (de) 1971-07-22
BE734157A (fr) 1969-11-17
FR2010391A1 (fr) 1970-02-13
SE340040B (fr) 1971-11-01
DE1928792A1 (de) 1969-12-11
NL6908644A (fr) 1969-12-09

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Legal Events

Date Code Title Description
PL Patent ceased