DE2646400A1 - Laser zur erzeugung von weissem licht - Google Patents
Laser zur erzeugung von weissem lichtInfo
- Publication number
- DE2646400A1 DE2646400A1 DE19762646400 DE2646400A DE2646400A1 DE 2646400 A1 DE2646400 A1 DE 2646400A1 DE 19762646400 DE19762646400 DE 19762646400 DE 2646400 A DE2646400 A DE 2646400A DE 2646400 A1 DE2646400 A1 DE 2646400A1
- Authority
- DE
- Germany
- Prior art keywords
- laser
- laser tube
- tube according
- cathode
- anode electrode
- 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.)
- Ceased
Links
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical group [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 18
- 239000007789 gas Substances 0.000 claims description 16
- 239000001307 helium Substances 0.000 claims description 16
- 229910052734 helium Inorganic materials 0.000 claims description 16
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 239000002184 metal Substances 0.000 claims description 16
- 229910052793 cadmium Inorganic materials 0.000 claims description 12
- 239000003086 colorant Substances 0.000 claims description 11
- 230000005855 radiation Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 6
- UIZLQMLDSWKZGC-UHFFFAOYSA-N cadmium helium Chemical compound [He].[Cd] UIZLQMLDSWKZGC-UHFFFAOYSA-N 0.000 description 5
- 230000005284 excitation Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- CPBQJMYROZQQJC-UHFFFAOYSA-N helium neon Chemical compound [He].[Ne] CPBQJMYROZQQJC-UHFFFAOYSA-N 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- WLZRMCYVCSSEQC-UHFFFAOYSA-N cadmium(2+) Chemical compound [Cd+2] WLZRMCYVCSSEQC-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- -1 helium ions Chemical group 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910000833 kovar Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/46—Colour picture communication systems
- H04N1/48—Picture signal generators
- H04N1/482—Picture signal generators using the same detector device sequentially for different colour components
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/02—Constructional details
- H01S3/03—Constructional details of gas laser discharge tubes
- H01S3/031—Metal vapour lasers, e.g. metal vapour generation
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/623,167 US4021845A (en) | 1975-10-16 | 1975-10-16 | Laser for generating white light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2646400A1 true DE2646400A1 (de) | 1977-04-21 |
Family
ID=24497041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762646400 Ceased DE2646400A1 (de) | 1975-10-16 | 1976-10-14 | Laser zur erzeugung von weissem licht |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4021845A (cg-RX-API-DMAC7.html) |
| JP (1) | JPS5249795A (cg-RX-API-DMAC7.html) |
| BE (1) | BE846954A (cg-RX-API-DMAC7.html) |
| CA (1) | CA1065980A (cg-RX-API-DMAC7.html) |
| DE (1) | DE2646400A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2328310A1 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1558625A (cg-RX-API-DMAC7.html) |
| NL (1) | NL171852C (cg-RX-API-DMAC7.html) |
| SE (1) | SE7611264L (cg-RX-API-DMAC7.html) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1092700A (en) * | 1976-02-02 | 1980-12-30 | Peter Mrdjen | Luminescent screen laser scanning technique |
| US4193042A (en) * | 1976-07-01 | 1980-03-11 | Xerox Corporation | Self-confined hollow cathode laser |
| US4255720A (en) * | 1978-10-02 | 1981-03-10 | Xerox Corporation | Variable diameter segmented hollow cathode laser device |
| US4287484A (en) * | 1978-10-02 | 1981-09-01 | Xerox Corporation | Segmented hollow cathode laser device |
| US4274109A (en) * | 1979-12-10 | 1981-06-16 | The Singer Company | Scanned beam color video generator |
| US4639926A (en) * | 1980-06-09 | 1987-01-27 | Xerox Corporation | Efficient cathode assembly for metal vapor laser |
| JPS5835992A (ja) * | 1981-08-28 | 1983-03-02 | Mita Ind Co Ltd | 負グロ−を利用するレ−ザ管 |
| US4720747A (en) * | 1984-04-26 | 1988-01-19 | Corporation For Laser Optics Research | Sequential plane projection by laser video projector |
| USH99H (en) | 1984-05-24 | 1986-08-05 | The United States Of America As Represented By The Secretary Of The Army | Modular unstable ring resonator with multiple output couplers |
| EP0178810B1 (en) * | 1984-10-12 | 1991-02-20 | Hiromi Kawase | A hollow-cathode type metal ion laser |
| JPS61244081A (ja) * | 1985-04-23 | 1986-10-30 | Koito Mfg Co Ltd | 金属イオンレ−ザ− |
| US4610536A (en) * | 1985-05-06 | 1986-09-09 | Polaroid Corporation | Laser scanning and printing apparatus |
| US4710938A (en) * | 1985-06-07 | 1987-12-01 | Koito Seisakusho Co., Ltd. | Metal ion laser protected against the deposition of metal vapor on brewster windows |
| JPH06101605B2 (ja) * | 1985-07-22 | 1994-12-12 | 株式会社小糸製作所 | 金属イオンレ−ザ− |
| GB2211018B (en) * | 1987-10-10 | 1992-02-19 | English Electric Valve Co Ltd | Laser apparatus |
| JPH07104436B2 (ja) * | 1988-07-04 | 1995-11-13 | 動力炉・核燃料開発事業団 | 磁場を利用した放射性廃棄物固化用電気溶融炉および溶融方法 |
| US5150375A (en) * | 1989-06-14 | 1992-09-22 | Mitsubishi Denki Kabushiki Kaisha | Substance vaporizing apparatus |
| US5428635A (en) * | 1994-01-11 | 1995-06-27 | American Biogenetic Sciences, Inc. | Multi-wavelength tunable laser |
| US6807211B1 (en) | 2003-05-27 | 2004-10-19 | Eastman Kodak Company | White-light laser |
| US10920948B2 (en) | 2019-06-11 | 2021-02-16 | Valeo North America, Inc. | Automotive light device with high efficiency and high directivity white light |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2068096A5 (cg-RX-API-DMAC7.html) * | 1969-11-27 | 1971-08-20 | Cilas | |
| US3868593A (en) * | 1972-10-17 | 1975-02-25 | Nippon Electric Co | Hollow-cathode laser tube |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3860752A (en) * | 1971-03-05 | 1975-01-14 | Zenith Radio Corp | Virtual image display system with stereo and multi-channel capability |
| US3755756A (en) * | 1971-05-20 | 1973-08-28 | Bell Telephone Labor Inc | Gaseous laser employing a segmented discharge tube |
| US3783185A (en) * | 1972-01-28 | 1974-01-01 | Eastman Kodak Co | Multi-color acoustooptic modulator |
| US3942062A (en) * | 1974-10-15 | 1976-03-02 | Rca Corporation | Metal vapor laser discharge device |
-
1975
- 1975-10-16 US US05/623,167 patent/US4021845A/en not_active Expired - Lifetime
-
1976
- 1976-10-05 BE BE171250A patent/BE846954A/xx not_active IP Right Cessation
- 1976-10-11 SE SE7611264A patent/SE7611264L/xx unknown
- 1976-10-14 CA CA263,349A patent/CA1065980A/en not_active Expired
- 1976-10-14 DE DE19762646400 patent/DE2646400A1/de not_active Ceased
- 1976-10-15 GB GB42918/76A patent/GB1558625A/en not_active Expired
- 1976-10-15 NL NLAANVRAGE7611435,A patent/NL171852C/xx not_active IP Right Cessation
- 1976-10-15 JP JP51123755A patent/JPS5249795A/ja active Pending
- 1976-10-15 FR FR7631198A patent/FR2328310A1/fr active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2068096A5 (cg-RX-API-DMAC7.html) * | 1969-11-27 | 1971-08-20 | Cilas | |
| US3868593A (en) * | 1972-10-17 | 1975-02-25 | Nippon Electric Co | Hollow-cathode laser tube |
Non-Patent Citations (2)
| Title |
|---|
| K. Fujii et.al.: "Hollow-Cathode-Type CW White Light Laser" in: IEEE J. Quant. Electr. Bd. QE-11, März 1975, S. 111-114 * |
| S.C. Wang, A.E. Siegman: "Hollow-Cathode Fransverse Discharge He-Ne and He Cd + Lasers" in: Appl. Phys., Bd. 2, 1973, S. 143-150 * |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5249795A (en) | 1977-04-21 |
| SE7611264L (sv) | 1977-04-17 |
| CA1065980A (en) | 1979-11-06 |
| BE846954A (fr) | 1977-01-31 |
| FR2328310B3 (cg-RX-API-DMAC7.html) | 1979-06-22 |
| NL171852C (nl) | 1983-05-16 |
| US4021845A (en) | 1977-05-03 |
| NL171852B (nl) | 1982-12-16 |
| FR2328310A1 (fr) | 1977-05-13 |
| GB1558625A (en) | 1980-01-09 |
| NL7611435A (nl) | 1977-04-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8131 | Rejection |