CH225445A - Anordnung zur elektronenoptischen Abbildung eines auf eine ebene Photokathode projizierten Lichtbildes. - Google Patents
Anordnung zur elektronenoptischen Abbildung eines auf eine ebene Photokathode projizierten Lichtbildes.Info
- Publication number
- CH225445A CH225445A CH225445DA CH225445A CH 225445 A CH225445 A CH 225445A CH 225445D A CH225445D A CH 225445DA CH 225445 A CH225445 A CH 225445A
- Authority
- CH
- Switzerland
- Prior art keywords
- electron
- arrangement
- optical imaging
- projected onto
- light image
- Prior art date
Links
- 238000012634 optical imaging Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE250739X | 1939-07-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH225445A true CH225445A (de) | 1943-01-31 |
Family
ID=5939408
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH225445D CH225445A (de) | 1939-07-25 | 1940-07-12 | Anordnung zur elektronenoptischen Abbildung eines auf eine ebene Photokathode projizierten Lichtbildes. |
Country Status (3)
Country | Link |
---|---|
US (1) | US2310782A (de) |
CH (1) | CH225445A (de) |
FR (1) | FR868662A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3447014A (en) * | 1966-06-27 | 1969-05-27 | Robert J Jordan | Interferometer comprising photocathode of fractional light wavelength thickness in envelope having optically flat windows |
-
1940
- 1940-07-12 CH CH225445D patent/CH225445A/de unknown
- 1940-07-24 US US347126A patent/US2310782A/en not_active Expired - Lifetime
- 1940-12-30 FR FR868662D patent/FR868662A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3447014A (en) * | 1966-06-27 | 1969-05-27 | Robert J Jordan | Interferometer comprising photocathode of fractional light wavelength thickness in envelope having optically flat windows |
Also Published As
Publication number | Publication date |
---|---|
FR868662A (fr) | 1942-01-12 |
US2310782A (en) | 1943-02-09 |
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