FR868662A - Device for forming on a flat cathode the optico-electronic image of a light image - Google Patents

Device for forming on a flat cathode the optico-electronic image of a light image

Info

Publication number
FR868662A
FR868662A FR868662DA FR868662A FR 868662 A FR868662 A FR 868662A FR 868662D A FR868662D A FR 868662DA FR 868662 A FR868662 A FR 868662A
Authority
FR
France
Prior art keywords
optico
forming
image
flat cathode
light image
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcatel Lucent Deutschland AG
C Lorenz AG
Original Assignee
Standard Elektrik Lorenz AG
C Lorenz 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 Standard Elektrik Lorenz AG, C Lorenz AG filed Critical Standard Elektrik Lorenz AG
Application granted granted Critical
Publication of FR868662A publication Critical patent/FR868662A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
FR868662D 1939-07-25 1940-12-30 Device for forming on a flat cathode the optico-electronic image of a light image Expired FR868662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE250739X 1939-07-25

Publications (1)

Publication Number Publication Date
FR868662A true FR868662A (en) 1942-01-12

Family

ID=5939408

Family Applications (1)

Application Number Title Priority Date Filing Date
FR868662D Expired FR868662A (en) 1939-07-25 1940-12-30 Device for forming on a flat cathode the optico-electronic image of a light image

Country Status (3)

Country Link
US (1) US2310782A (en)
CH (1) CH225445A (en)
FR (1) FR868662A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3447014A (en) * 1966-06-27 1969-05-27 Robert J Jordan Interferometer comprising photocathode of fractional light wavelength thickness in envelope having optically flat windows

Also Published As

Publication number Publication date
CH225445A (en) 1943-01-31
US2310782A (en) 1943-02-09

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