FR1071047A - Electronic microscope - Google Patents

Electronic microscope

Info

Publication number
FR1071047A
FR1071047A FR1071047DA FR1071047A FR 1071047 A FR1071047 A FR 1071047A FR 1071047D A FR1071047D A FR 1071047DA FR 1071047 A FR1071047 A FR 1071047A
Authority
FR
France
Prior art keywords
electronic microscope
microscope
electronic
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1071047A publication Critical patent/FR1071047A/en
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
    • H01J37/141—Electromagnetic lenses

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electron Sources, Ion Sources (AREA)
FR1071047D 1951-06-15 1952-06-13 Electronic microscope Expired FR1071047A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL302722X 1951-06-15

Publications (1)

Publication Number Publication Date
FR1071047A true FR1071047A (en) 1954-08-24

Family

ID=19783367

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1071047D Expired FR1071047A (en) 1951-06-15 1952-06-13 Electronic microscope

Country Status (6)

Country Link
US (1) US2670450A (en)
BE (1) BE512056A (en)
CH (1) CH302722A (en)
DE (1) DE918464C (en)
FR (1) FR1071047A (en)
GB (1) GB711672A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL225735A (en) * 1957-03-13
DE1614407B1 (en) * 1967-01-13 1972-08-03 Siemens Ag ARRANGEMENT FOR GENERATING A BODY RAY IN A BODY DEVICE, IN PARTICULAR ELECTRON MICROSCOPE, ELECTROMAGNETIC FIELD INFLUENCING

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2418349A (en) * 1945-12-13 1947-04-01 Rca Corp Method of and means for correcting for distortion in electron lens systems
US2438971A (en) * 1946-10-31 1948-04-06 Rca Corp Compound electron objective lens
US2472315A (en) * 1948-03-30 1949-06-07 Rca Corp Varying the gap spacing of pole pieces for electron optical apparatus

Also Published As

Publication number Publication date
GB711672A (en) 1954-07-07
US2670450A (en) 1954-02-23
BE512056A (en)
DE918464C (en) 1954-09-27
CH302722A (en) 1954-10-31

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