BE814360A - Dispositif refringent - Google Patents
Dispositif refringentInfo
- Publication number
- BE814360A BE814360A BE143759A BE143759A BE814360A BE 814360 A BE814360 A BE 814360A BE 143759 A BE143759 A BE 143759A BE 143759 A BE143759 A BE 143759A BE 814360 A BE814360 A BE 814360A
- Authority
- BE
- Belgium
- Prior art keywords
- refringent
- refringent device
- Prior art date
Links
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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/18—Luminescent screens
- H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
- H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
- H01J29/327—Black matrix materials
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/02—Simple or compound lenses with non-spherical faces
- G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
- H01J9/22—Applying luminescent coatings
- H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
- H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes
- H01J9/2272—Devices for carrying out the processes, e.g. light houses
- H01J9/2273—Auxiliary lenses and filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
- H01J9/22—Applying luminescent coatings
- H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
- H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US356454A US3893750A (en) | 1973-05-02 | 1973-05-02 | Cathode-ray tube screening correction lens with a non-solarizing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE814360A true BE814360A (fr) | 1974-08-16 |
Family
ID=23401481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE143759A BE814360A (fr) | 1973-05-02 | 1974-04-29 | Dispositif refringent |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3893750A (Direct) |
| JP (1) | JPS5016549A (Direct) |
| AU (1) | AU475196B2 (Direct) |
| BE (1) | BE814360A (Direct) |
| BR (1) | BR7403501D0 (Direct) |
| CA (1) | CA1016377A (Direct) |
| DE (1) | DE2421255B2 (Direct) |
| FR (1) | FR2228229B1 (Direct) |
| GB (1) | GB1472926A (Direct) |
| IT (1) | IT1010922B (Direct) |
| NL (1) | NL7405487A (Direct) |
| SU (1) | SU592343A3 (Direct) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52140343U (Direct) * | 1976-04-17 | 1977-10-24 | ||
| JPS52143847A (en) * | 1976-05-26 | 1977-11-30 | Mitsubishi Electric Corp | Optical lens |
| US4235503A (en) * | 1978-05-08 | 1980-11-25 | Condon Chris J | Film projection lens system for 3-D movies |
| IT1115189B (it) * | 1978-05-30 | 1986-02-03 | Rca Corp | Lente fresnel |
| JPS5649501U (Direct) * | 1979-09-25 | 1981-05-01 | ||
| JPS59180506A (ja) * | 1983-03-30 | 1984-10-13 | Toshiba Electric Equip Corp | 制光体 |
| JPS59180502A (ja) * | 1983-03-30 | 1984-10-13 | Toshiba Electric Equip Corp | 制光体 |
| US4650275A (en) * | 1983-06-15 | 1987-03-17 | Jones Neal K | Thin plastic corrector lenses for optical systems |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3279340A (en) * | 1964-03-19 | 1966-10-18 | Rca Corp | Art of making color-phosphor mosaic screens |
| US3486825A (en) * | 1965-05-10 | 1969-12-30 | Bradford Howland | Optical test equipment and methods for making and using same |
-
1973
- 1973-05-02 US US356454A patent/US3893750A/en not_active Expired - Lifetime
-
1974
- 1974-04-05 IT IT42667/74A patent/IT1010922B/it active
- 1974-04-24 NL NL7405487A patent/NL7405487A/xx not_active Application Discontinuation
- 1974-04-29 BE BE143759A patent/BE814360A/xx unknown
- 1974-04-30 BR BR3501/74A patent/BR7403501D0/pt unknown
- 1974-04-30 FR FR7415028A patent/FR2228229B1/fr not_active Expired
- 1974-05-01 JP JP49049636A patent/JPS5016549A/ja active Pending
- 1974-05-01 AU AU68458/74A patent/AU475196B2/en not_active Expired
- 1974-05-01 GB GB1903474A patent/GB1472926A/en not_active Expired
- 1974-05-02 CA CA198,772A patent/CA1016377A/en not_active Expired
- 1974-05-02 DE DE2421255A patent/DE2421255B2/de active Pending
-
1976
- 1976-07-09 SU SU762384242A patent/SU592343A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| NL7405487A (Direct) | 1974-11-05 |
| GB1472926A (en) | 1977-05-11 |
| SU592343A3 (ru) | 1978-02-05 |
| IT1010922B (it) | 1977-01-20 |
| FR2228229A1 (Direct) | 1974-11-29 |
| AU475196B2 (en) | 1976-08-12 |
| FR2228229B1 (Direct) | 1977-06-24 |
| DE2421255A1 (de) | 1974-11-14 |
| JPS5016549A (Direct) | 1975-02-21 |
| DE2421255B2 (de) | 1979-06-21 |
| BR7403501D0 (pt) | 1974-11-19 |
| AU6845874A (en) | 1975-11-06 |
| CA1016377A (en) | 1977-08-30 |
| US3893750A (en) | 1975-07-08 |
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