Gas laser with adjustable mirror
Abstract
Abstract 1. A GAS LASER COMPRISING: AN ELONGATED PLASMA TUBE HAVING FIRST AND SECOND ENDS; REGENERATIVE CAVITY MEANS INCLUDING A FIXED MIRROR AT SAID FIRST END AND AN ADJUSTABLE MIRROR AT SAID SECOND END FOR DEFINING A LASER-REGENERATIVE PATH BETWEEN SAID MIRRORS THROUGH SAID PLASMA TUBE; ISOLATION MEANS DISPOSED IN SAID PLASMA TUBE AND SPACED FROM SAID ADJUSTABLE MIRROR FOR PROVIDING A GASTIGHT DISCHARGE COMPARTMENT BETWEEN ITSELF AND SAID FIRST END WHILE MAINTAINING SAID REGENERATIVE PATH, SAID ISOLATION MEANS BEING A LIGHT-TRANSMISSIVE WINDOW PERPENDICULARLY POSITIONED WITH RESPECT TO SAID REGENERATIVE PATH AND ACTING IN CONJUNCTION WITH SAID ADJUSTABLE MEANS AS AN ETALON TUNED TO A DESIRED WAVELENGTH; AN ACTIVE LASER GAS DISPOSED IN SAID DISCHARGE COMPARTMENT OF SAID PLASMA TUBE; AND MEANS COUPLED TO SAID ACTIVE LASER GAS FOR EXCITING SAID GAS TO A LASING STATE.
Inventors
No inventors recorded.
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-01-06 | 1978-07-08 | 1979-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-01-06 | 1982-07-08 | 1983-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-01-06 | 1986-07-08 | 1987-01-07 | $7700.00 | Window Closed / Lapsed |