DE68912207D1 - Gas-Laserapparat. - Google Patents
Gas-Laserapparat.Info
- Publication number
- DE68912207D1 DE68912207D1 DE89109940T DE68912207T DE68912207D1 DE 68912207 D1 DE68912207 D1 DE 68912207D1 DE 89109940 T DE89109940 T DE 89109940T DE 68912207 T DE68912207 T DE 68912207T DE 68912207 D1 DE68912207 D1 DE 68912207D1
- Authority
- DE
- Germany
- Prior art keywords
- laser device
- gas laser
- gas
- laser
- 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 - Fee Related
Links
Classifications
-
- 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
- H01S3/038—Electrodes, e.g. special shape, configuration or composition
- H01S3/0388—Compositions, materials or coatings
-
- 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
- H01S3/038—Electrodes, e.g. special shape, configuration or composition
- H01S3/0381—Anodes or particular adaptations thereof
-
- 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
- H01S3/038—Electrodes, e.g. special shape, configuration or composition
- H01S3/0382—Cathodes or particular adaptations thereof
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63147650A JPH022694A (ja) | 1988-06-15 | 1988-06-15 | ガスレーザー装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68912207D1 true DE68912207D1 (de) | 1994-02-24 |
DE68912207T2 DE68912207T2 (de) | 1994-04-28 |
Family
ID=15435148
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89109940T Expired - Fee Related DE68912207T2 (de) | 1988-06-15 | 1989-06-01 | Gas-Laserapparat. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4956848A (de) |
EP (1) | EP0346695B1 (de) |
JP (1) | JPH022694A (de) |
KR (1) | KR920010603B1 (de) |
DE (1) | DE68912207T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE59002997D1 (de) * | 1989-04-04 | 1993-11-11 | Eltro Gmbh | Elektrode für gepulste gas-laser und verfahren zu ihrer herstellung. |
DE4233634C2 (de) * | 1992-10-06 | 1994-09-01 | Lambda Physik Gmbh | Elektroden für die Entladungseinheit eines Excimerlasers |
JP2662925B2 (ja) | 1993-04-09 | 1997-10-15 | 株式会社フロンテック | 高比抵抗液体の静電気除去方法及び装置 |
JP3874123B2 (ja) * | 1996-03-07 | 2007-01-31 | キヤノン株式会社 | 放電電極並びにエキシマレーザー発振装置及びステッパー |
US5771259A (en) * | 1996-11-08 | 1998-06-23 | Dvorkin; Lev P. | Laser electrode coating |
US6810061B2 (en) * | 2001-08-27 | 2004-10-26 | Komatsu Ltd. | Discharge electrode and discharge electrode manufacturing method |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3962656A (en) * | 1974-11-07 | 1976-06-08 | Hughes Aircraft Company | High power flowing gas laser with profiled electron beam excitation |
US3991385A (en) * | 1975-02-03 | 1976-11-09 | Owens-Illinois, Inc. | Gas laser with sputter-resistant cathode |
US4639926A (en) * | 1980-06-09 | 1987-01-27 | Xerox Corporation | Efficient cathode assembly for metal vapor laser |
US4574380A (en) * | 1982-06-24 | 1986-03-04 | Nam Kyong H | Self-optimizing electrode and pulse-stabilized super high power C.W. gas lasers |
DE3581779D1 (de) * | 1984-10-12 | 1991-03-28 | Hiromi Kawase | Metallionenlaser vom hohlkathodentyp. |
-
1988
- 1988-06-15 JP JP63147650A patent/JPH022694A/ja active Pending
-
1989
- 1989-05-25 US US07/356,420 patent/US4956848A/en not_active Expired - Fee Related
- 1989-06-01 DE DE89109940T patent/DE68912207T2/de not_active Expired - Fee Related
- 1989-06-01 EP EP89109940A patent/EP0346695B1/de not_active Expired - Lifetime
- 1989-06-15 KR KR1019890008226A patent/KR920010603B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH022694A (ja) | 1990-01-08 |
EP0346695B1 (de) | 1994-01-12 |
EP0346695A1 (de) | 1989-12-20 |
KR920010603B1 (ko) | 1992-12-10 |
US4956848A (en) | 1990-09-11 |
DE68912207T2 (de) | 1994-04-28 |
KR910002055A (ko) | 1991-01-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |