FR2416549A1 - Diaphragme pour dispositif d'optique electronique - Google Patents
Diaphragme pour dispositif d'optique electroniqueInfo
- Publication number
- FR2416549A1 FR2416549A1 FR7803097A FR7803097A FR2416549A1 FR 2416549 A1 FR2416549 A1 FR 2416549A1 FR 7803097 A FR7803097 A FR 7803097A FR 7803097 A FR7803097 A FR 7803097A FR 2416549 A1 FR2416549 A1 FR 2416549A1
- Authority
- FR
- France
- Prior art keywords
- electron beam
- diaphragm
- bars
- metal ring
- monocrystalline silicon
- 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.)
- Granted
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
- H01J37/09—Diaphragms; Shields associated with electron or ion-optical arrangements; Compensation of disturbing fields
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—HANDLING OF PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
-
- 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
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/3002—Details
- H01J37/3007—Electron or ion-optical systems
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Electron Beam Exposure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7803097A FR2416549A1 (fr) | 1978-02-03 | 1978-02-03 | Diaphragme pour dispositif d'optique electronique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7803097A FR2416549A1 (fr) | 1978-02-03 | 1978-02-03 | Diaphragme pour dispositif d'optique electronique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2416549A1 true FR2416549A1 (fr) | 1979-08-31 |
| FR2416549B1 FR2416549B1 (enExample) | 1981-07-24 |
Family
ID=9204203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7803097A Granted FR2416549A1 (fr) | 1978-02-03 | 1978-02-03 | Diaphragme pour dispositif d'optique electronique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2416549A1 (enExample) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR895838A (fr) * | 1942-03-02 | 1945-02-05 | Fides Gmbh | Appareil à diffraction des électrons |
| FR2337420A1 (fr) * | 1975-12-31 | 1977-07-29 | Fujitsu Ltd | Appareil lithographique a faisceau electronique |
-
1978
- 1978-02-03 FR FR7803097A patent/FR2416549A1/fr active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR895838A (fr) * | 1942-03-02 | 1945-02-05 | Fides Gmbh | Appareil à diffraction des électrons |
| FR2337420A1 (fr) * | 1975-12-31 | 1977-07-29 | Fujitsu Ltd | Appareil lithographique a faisceau electronique |
Non-Patent Citations (1)
| Title |
|---|
| NV8030/72 * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2416549B1 (enExample) | 1981-07-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |