CH533302A - Einrichtung zur Bestimmung der Lage des Brennpunktes einer Linse - Google Patents

Einrichtung zur Bestimmung der Lage des Brennpunktes einer Linse

Info

Publication number
CH533302A
CH533302A CH1857171A CH1857171A CH533302A CH 533302 A CH533302 A CH 533302A CH 1857171 A CH1857171 A CH 1857171A CH 1857171 A CH1857171 A CH 1857171A CH 533302 A CH533302 A CH 533302A
Authority
CH
Switzerland
Prior art keywords
lens
determining
focal point
focal
point
Prior art date
Application number
CH1857171A
Other languages
English (en)
Inventor
Katsuyama Yoshihisa
Original Assignee
Nippon Kogaku Kk
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 Nippon Kogaku Kk filed Critical Nippon Kogaku Kk
Publication of CH533302A publication Critical patent/CH533302A/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
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
    • H02K33/04—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs wherein the frequency of operation is determined by the frequency of uninterrupted AC energisation
    • H02K33/06—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs wherein the frequency of operation is determined by the frequency of uninterrupted AC energisation with polarised armatures

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Focusing (AREA)
  • Reciprocating Pumps (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
CH1857171A 1970-12-21 1971-12-20 Einrichtung zur Bestimmung der Lage des Brennpunktes einer Linse CH533302A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11533370 1970-12-21

Publications (1)

Publication Number Publication Date
CH533302A true CH533302A (de) 1973-01-31

Family

ID=14659946

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1857171A CH533302A (de) 1970-12-21 1971-12-20 Einrichtung zur Bestimmung der Lage des Brennpunktes einer Linse

Country Status (8)

Country Link
CH (1) CH533302A (de)
DE (1) DE2163425A1 (de)
ES (1) ES398600A1 (de)
FR (1) FR2119473A5 (de)
GB (1) GB1362667A (de)
IT (1) IT945490B (de)
NL (1) NL7117144A (de)
SE (1) SE367483B (de)

Also Published As

Publication number Publication date
FR2119473A5 (de) 1972-08-04
DE2163425A1 (de) 1972-06-29
NL7117144A (de) 1972-06-23
ES398600A1 (es) 1974-09-16
SE367483B (de) 1974-05-27
GB1362667A (en) 1974-08-07
IT945490B (it) 1973-05-10

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Legal Events

Date Code Title Description
PL Patent ceased