FR2491258B1 - - Google Patents

Info

Publication number
FR2491258B1
FR2491258B1 FR8020843A FR8020843A FR2491258B1 FR 2491258 B1 FR2491258 B1 FR 2491258B1 FR 8020843 A FR8020843 A FR 8020843A FR 8020843 A FR8020843 A FR 8020843A FR 2491258 B1 FR2491258 B1 FR 2491258B1
Authority
FR
France
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
FR8020843A
Other languages
French (fr)
Other versions
FR2491258A1 (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.)
LE N PROIZV
Original Assignee
LE N PROIZV
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 LE N PROIZV filed Critical LE N PROIZV
Priority to FR8020843A priority Critical patent/FR2491258A1/fr
Publication of FR2491258A1 publication Critical patent/FR2491258A1/fr
Application granted granted Critical
Publication of FR2491258B1 publication Critical patent/FR2491258B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
    • H01J37/10—Lenses
    • H01J37/14—Lenses magnetic
    • H01J37/141—Electromagnetic lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electron Beam Exposure (AREA)
FR8020843A 1980-09-29 1980-09-29 Dispositif optoelectronique pour appareils a sonde electronique Granted FR2491258A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8020843A FR2491258A1 (fr) 1980-09-29 1980-09-29 Dispositif optoelectronique pour appareils a sonde electronique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8020843A FR2491258A1 (fr) 1980-09-29 1980-09-29 Dispositif optoelectronique pour appareils a sonde electronique

Publications (2)

Publication Number Publication Date
FR2491258A1 FR2491258A1 (fr) 1982-04-02
FR2491258B1 true FR2491258B1 (enExample) 1982-11-12

Family

ID=9246373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8020843A Granted FR2491258A1 (fr) 1980-09-29 1980-09-29 Dispositif optoelectronique pour appareils a sonde electronique

Country Status (1)

Country Link
FR (1) FR2491258A1 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1290240A (enExample) * 1969-06-13 1972-09-20

Also Published As

Publication number Publication date
FR2491258A1 (fr) 1982-04-02

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Legal Events

Date Code Title Description
ST Notification of lapse