FR901985A - Lentille à pièces polaires magnétostatique - Google Patents

Lentille à pièces polaires magnétostatique

Info

Publication number
FR901985A
FR901985A FR901985DA FR901985A FR 901985 A FR901985 A FR 901985A FR 901985D A FR901985D A FR 901985DA FR 901985 A FR901985 A FR 901985A
Authority
FR
France
Prior art keywords
pole piece
piece lens
magnetostatic pole
magnetostatic
lens
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
English (en)
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.)
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Original Assignee
Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
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 Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH filed Critical Fides Gesellschaft fuer die Verwaltung und Verwertung von Gewerblichen Schutzrechten mbH
Application granted granted Critical
Publication of FR901985A publication Critical patent/FR901985A/fr
Expired 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
    • H01J37/143—Permanent magnetic lenses

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
FR901985D 1943-01-15 1944-02-16 Lentille à pièces polaires magnétostatique Expired FR901985A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE241101X 1943-01-15

Publications (1)

Publication Number Publication Date
FR901985A true FR901985A (fr) 1945-08-14

Family

ID=5909413

Family Applications (1)

Application Number Title Priority Date Filing Date
FR901985D Expired FR901985A (fr) 1943-01-15 1944-02-16 Lentille à pièces polaires magnétostatique

Country Status (4)

Country Link
BE (1) BE454524A (fr)
CH (1) CH241101A (fr)
FR (1) FR901985A (fr)
NL (1) NL115262C (fr)

Also Published As

Publication number Publication date
NL115262C (fr)
CH241101A (de) 1946-02-15
BE454524A (fr)

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