AT302031B - Vorrichtung zum Scharfeinstellen des Objektivs einer Kamera - Google Patents

Vorrichtung zum Scharfeinstellen des Objektivs einer Kamera

Info

Publication number
AT302031B
AT302031B AT1163170A AT1163170A AT302031B AT 302031 B AT302031 B AT 302031B AT 1163170 A AT1163170 A AT 1163170A AT 1163170 A AT1163170 A AT 1163170A AT 302031 B AT302031 B AT 302031B
Authority
AT
Austria
Prior art keywords
focusing
lens
camera
Prior art date
Application number
AT1163170A
Other languages
English (en)
Inventor
Stanley R Freeland
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
Application granted granted Critical
Publication of AT302031B publication Critical patent/AT302031B/de

Links

Classifications

    • 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)
  • Focusing (AREA)
  • Lens Barrels (AREA)
  • Viewfinders (AREA)
  • Automatic Focus Adjustment (AREA)
AT1163170A 1969-12-31 1970-12-23 Vorrichtung zum Scharfeinstellen des Objektivs einer Kamera AT302031B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88976169A 1969-12-31 1969-12-31

Publications (1)

Publication Number Publication Date
AT302031B true AT302031B (de) 1972-09-25

Family

ID=25395743

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1163170A AT302031B (de) 1969-12-31 1970-12-23 Vorrichtung zum Scharfeinstellen des Objektivs einer Kamera

Country Status (3)

Country Link
US (1) US3675559A (de)
JP (1) JPS4917732B1 (de)
AT (1) AT302031B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT368299B (de) * 1980-01-03 1982-09-27 Moviecam Kinematograph Filmaufnahmekamera
US6144506A (en) * 1999-10-15 2000-11-07 The United States Of America As Represented By The United States Department Of Energy Bi-stable optical actuator
US6381080B1 (en) 1999-10-15 2002-04-30 The United States Of America As Represented By The United States Department Of Energy Bi-stable optical element actuator device
US6384990B1 (en) 1999-10-15 2002-05-07 The United States Of America, As Represented By The Department Of Energy Two position optical element actuator device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3550517A (en) * 1968-06-07 1970-12-29 Bell & Howell Co Triangulation rangefinding mechanism with locking device
US3538832A (en) * 1968-06-07 1970-11-10 Bell & Howell Co Semiautomatic camera focusing device with height compensation
US3538833A (en) * 1968-06-07 1970-11-10 Bell & Howell Co Manual control for semiautomatic focusing mechanism for a camera
US3572230A (en) * 1968-08-28 1971-03-23 Bell & Howell Co Range determining device with manually operable pendulous member control

Also Published As

Publication number Publication date
US3675559A (en) 1972-07-11
DE2062554A1 (de) 1971-07-15
JPS4917732B1 (de) 1974-05-02

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee