FR900309A - Microscope électronique - Google Patents

Microscope électronique

Info

Publication number
FR900309A
FR900309A FR900309DA FR900309A FR 900309 A FR900309 A FR 900309A FR 900309D A FR900309D A FR 900309DA FR 900309 A FR900309 A FR 900309A
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
English (en)
French (fr)
Inventor
Manfred Von Ardenne
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 filed Critical
Application granted granted Critical
Publication of FR900309A publication Critical patent/FR900309A/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
    • H01J37/22—Optical or photographic arrangements associated with the tube
    • H01J37/224—Luminescent screens or photographic plates for imaging ; Apparatus specially adapted therefor, e.g. cameras, TV-cameras, photographic equipment, exposure control; Optical subsystems specially adapted therefor, e.g. microscopes for observing image on luminescent screen
    • 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
    • H01J37/18—Vacuum locks ; Means for obtaining or maintaining the desired pressure within the vessel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
FR900309D 1942-10-28 1943-12-03 Microscope électronique Expired FR900309A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE246104X 1942-10-28

Publications (1)

Publication Number Publication Date
FR900309A true FR900309A (fr) 1945-06-26

Family

ID=5934380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR900309D Expired FR900309A (fr) 1942-10-28 1943-12-03 Microscope électronique

Country Status (3)

Country Link
CH (1) CH246104A (de)
FR (1) FR900309A (de)
NL (1) NL112758C (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3809899A (en) * 1972-08-17 1974-05-07 Tektronix Inc Electron-beam tube including a thermionic-field emission cathode for a scanning electron microscope

Also Published As

Publication number Publication date
CH246104A (de) 1946-12-15
NL112758C (de)

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