CH302722A - Electron microscope. - Google Patents

Electron microscope.

Info

Publication number
CH302722A
CH302722A CH302722DA CH302722A CH 302722 A CH302722 A CH 302722A CH 302722D A CH302722D A CH 302722DA CH 302722 A CH302722 A CH 302722A
Authority
CH
Switzerland
Prior art keywords
electron microscope
microscope
electron
Prior art date
Application number
Other languages
German (de)
Inventor
Gloeilampenfabrieken N Philips
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of CH302722A publication Critical patent/CH302722A/en

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, 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)
CH302722D 1951-06-15 1952-06-13 Electron microscope. CH302722A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH302722A true CH302722A (en) 1954-10-31

Family

ID=19783367

Family Applications (1)

Application Number Title Priority Date Filing Date
CH302722D CH302722A (en) 1951-06-15 1952-06-13 Electron 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
BE565695A (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
BE512056A (en)
FR1071047A (en) 1954-08-24
US2670450A (en) 1954-02-23
GB711672A (en) 1954-07-07
DE918464C (en) 1954-09-27

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