AT330478B - DEVICE FOR THE AUTOMATIC FOCUSING OF OPTICAL DEVICES - Google Patents

DEVICE FOR THE AUTOMATIC FOCUSING OF OPTICAL DEVICES

Info

Publication number
AT330478B
AT330478B AT641271A AT641271A AT330478B AT 330478 B AT330478 B AT 330478B AT 641271 A AT641271 A AT 641271A AT 641271 A AT641271 A AT 641271A AT 330478 B AT330478 B AT 330478B
Authority
AT
Austria
Prior art keywords
optical devices
automatic focusing
focusing
automatic
optical
Prior art date
Application number
AT641271A
Other languages
German (de)
Other versions
ATA641271A (en
Inventor
Erwin Ing Reinprecht
Original Assignee
Reichert Optische Werke Ag
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 Reichert Optische Werke Ag filed Critical Reichert Optische Werke Ag
Priority to AT641271A priority Critical patent/AT330478B/en
Priority to DE19722234448 priority patent/DE2234448C3/en
Publication of ATA641271A publication Critical patent/ATA641271A/en
Application granted granted Critical
Publication of AT330478B publication Critical patent/AT330478B/en

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
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Microscoopes, Condenser (AREA)
  • Automatic Focus Adjustment (AREA)
AT641271A 1971-07-23 1971-07-23 DEVICE FOR THE AUTOMATIC FOCUSING OF OPTICAL DEVICES AT330478B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT641271A AT330478B (en) 1971-07-23 1971-07-23 DEVICE FOR THE AUTOMATIC FOCUSING OF OPTICAL DEVICES
DE19722234448 DE2234448C3 (en) 1971-07-23 1972-07-13 Device for automatic focusing of optical devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT641271A AT330478B (en) 1971-07-23 1971-07-23 DEVICE FOR THE AUTOMATIC FOCUSING OF OPTICAL DEVICES

Publications (2)

Publication Number Publication Date
ATA641271A ATA641271A (en) 1975-09-15
AT330478B true AT330478B (en) 1976-07-12

Family

ID=3586047

Family Applications (1)

Application Number Title Priority Date Filing Date
AT641271A AT330478B (en) 1971-07-23 1971-07-23 DEVICE FOR THE AUTOMATIC FOCUSING OF OPTICAL DEVICES

Country Status (1)

Country Link
AT (1) AT330478B (en)

Also Published As

Publication number Publication date
DE2234448B2 (en) 1976-03-11
ATA641271A (en) 1975-09-15
DE2234448A1 (en) 1973-02-01

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Legal Events

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