FIELD: hollow-cathode lasers. SUBSTANCE: discharge tube has coaxial hollow cathode composed of two cylinders 1 and 2. Tube has two anodes 4 and discharge capillary tube 3. Current take-off holes 5 are provided in center of internal cylinder 2 and capillary tube 3. Internal and external cylinders are electrically connected through ballast resistor. EFFECT: improved design. 1 dwg
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ACTIVE ELEMENT OF SEALED-OFF CARBON DIOXIDE GAS LASER | 0 |
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Authors
Dates
1994-01-15—Published
1990-10-22—Filed