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US20050083984 Laser system sealing  
The lifetime of the laser gas in a laser system such as an excimer laser can be increased by changing the way in which the laser system is sealed. In addition to primary seals used to seal the...
US20070297479 TRIGGERED SPARK GAP  
A spark gap discharger includes a barrier structure having elements that reduce or prevent the buildup of a conductive surface path between electrodes due to the deposition of ablated electrode...
US20110170571 High-Power, High-Throughput Microwave Discharge Singlet Oxygen Generator for Advanced Electrical Oxygen-Iodine Lasers  
A laser device includes an optical resonator, a microwave driven discharge device, and a source for a second gas. The microwave driven discharge device is disposed relative to the optical...
US20050083985 Turbo-blower for laser medium gas  
A turbo-blower for use with a laser oscillator to provide a flow of a laser medium gas under pressure. The turbo-blower includes an impeller with a rotation axis, the impeller sucking a laser...
US20060274806 Gas laser apparatus  
A gas laser apparatus including a laser oscillating section including a medium circuit allowing a medium gas to flow therethrough under pressure, and a gas-composition adjusting section for...
US20060209916 Very high repetition rate narrow band gas discharge laser system  
A laser system and method is disclosed which may comprise a first line narrowed gas discharge laser system producing a first laser output light pulse beam at a pulse repetition rate of ≧2000 Hz; a...
US20070071057 Blower for laser oscillator and laser oscillator  
A blower (10) includes: at least two or at least three acoustic sensors or vibration sensors (31a to 31c) attached to a casing (12); and a position specifying means (34) for specifying a position...
US20070030876 Apparatus and method for purging and recharging excimer laser gases  
A method of recharging an excimer laser Includes opening an outlet in a chamber containing spent laser gas at a first pressure, opening an inlet in the chamber, the inlet in communication with a...
US20080304533 STARTUP METHOD FOR GAS LASER UNIT AND GAS LASER UNIT HAVING STARTUP FUNCTION  
A startup method capable of easily and inexpensively activating a laser oscillator by limiting an output current of a high-frequency power supply, without using a particular element or a...
US20080205471 Adjusting the Composition of a Process Gas in a Laser Processing System  
A laser processing system includes a laser processing means, a gas mixing unit, and a controller. The controller controls and adjusts the composition of the process gas for laser processing. The...
US20080130701 Gas laser apparatus and method  
A gas discharge laser apparatus is disclosed. In an embodiment, the gas discharge laser apparatus includes a gas laser provided with a discharge chamber, and a gas storage chamber in controllable...
US20050094698 Multi-chambered excimer or molecular fluorine gas discharge laser fluorine injection control  
A multi-chambered excimer or molecular halogen gas discharge laser system comprising at least one oscillator chamber and at least one amplifier chamber producing oscillator output laser light...
US20090120917 Laser Processing Machines and Methods for Providing a Gas to the Beam Guide of a Laser Processing Machine  
ABSTRACT A laser processing machine having a laser processing head that is open to a workpiece has a device for providing gas to the laser beam guide that introduces a first gas through a first...
US20050105580 Apparatus for and method of series operation of DC microdischarge stages in a tube geometry for microlaser applications  
A method of operation and an apparatus for providing excimer radiation is performed in and comprised of a plurality of microdischarge stages respectively. Each stage is comprised of a cathode...
US20140023101 SINGLE-CAVITY DUAL-ELECTRODE DISCHARGE CAVITY AND EXCIMER LASER  
A single-cavity dual-electrode discharge cavity and an excimer laser including such a discharge cavity are disclosed. The discharge cavity may comprise a cavity body and two sets of main discharge...
US20090323743 High-Power, High-Throughput Microwave Discharge Singlet Oxygen Generator for Advanced Electrical Oxygen-Iodine Lasers  
A laser device includes an optical resonator, a microwave driven discharge device, and a source for a second gas. The microwave driven discharge device is disposed relative to the optical...
US20120269223 HIGH-PRECISION SYNCHRONIZATION OF PULSED GAS-DISCHARGE LASERS  
Two excimer lasers have individual pulsing circuits each including a storage capacitor which is charged and then discharged through a pulse transformer to generate an electrical pulse, which is...
US20140003459 PRE-IRRADIATION IN GAS DISCHARGE LASING DEVICES USING MULTIPLE PRE-IRRADIATION DISCHARGES PER ELECTRICAL FEED-THROUGH  
A pre-irradiation system and method may be used in a gas discharge lasing device to provide multiple ultraviolet (UV) pre-irradiation discharges per electrical feed-through into a gas discharge...
US20130182737 CONTINUOUS MASS FLOW GAS REPLENISHMENT FOR GAS LASING DEVICES  
Continuous mass flow gas replenishment may be implemented in a gas lasing device, such as a gas laser or amplifier, by using a restrictive orifice to bleed one or more gases into a reservoir...
US20150214694 OXYGEN LASER OSCILLATOR  
The disclosed invention provides an oxygen laser oscillator which can obtain a direct lasing from a singlet oxygen molecule (O2(1Δg)). The oxygen laser oscillator (100) according to the embodiment...
US20080240197 METHOD AND APPARATUS FOR EFFICIENTLY OPERATING A GAS DISCHARGE EXCIMER LASER  
Systems and methods for efficiently operating a gas discharge excimer laser are disclosed. The excimer laser may include a chamber containing laser gases, first and second electrodes within the...
US20060088073 Method and apparatus for carrying out a laser operation and use of a quick-change filter in such a laser operation  
A method and apparatus for carrying out a laser operation, wherein a laser source is provided, wherein lasing gas is supplied from at least one lasing gas source to the laser source for the...
US20140086270 BLOWER APPARATUS AND GAS LASER OSCILLATION APPARATUS  
A blower apparatus includes a blower casing; an elastic member for mounting a mounting portion that projects on an outer circumferential portion of the blower casing, to a blower support member...
US20140247855 LASING DEVICE  
Upon starting the lasing device after having a stop state, gas retaining in the gas circulation path and the optical resonator is released through the gas release valve opened by the gas pressure...
US20120087387 GAS LASER  
A TE gas laser contains a gas contour with the following elements arranged in succession: a discharge gap formed by two elongated electrodes; a diffuser; a heat exchanger; a cross-flow fan; and an...
US20140226693 Gas Laser Device and Gas Reservoir  
The invention refers to a laser device comprising a tubular space formed by at least two resonator tubes (12) for a gas to be excited, excitation means (50) for each of the at least two resonator...
US20130235894 GAS LASER DEVICE  
A tri-axially orthogonal gas laser device in which an optical axis of an optical resonator, a direction in which a laser gas is supplied into the optical resonator, and a direction of discharge...
US20120285931 GAS LASER OSCILLATION DEVICE AND GAS LASER PROCESSING MACHINE  
A gas laser oscillation device of the present invention including a blower unit having a rotating part that rotates, which includes an impeller, a rotating shaft, a motor rotor and a portion of...
US20120027042 MULTIPLE DISCHARGE CO2 LASER WITH IMPROVED REPETITION RATE  
A CO2 gas flow laser with multiple discharge modules places acoustic baffles between the discharge modules to suppress shock waves and ions passing between the discharge modules such as may...
US20100265984 LASERS  
A laser apparatus comprises a laser having a lasing chamber an inlet to the lasing chamber for a lasing gas containing a heavy noble gas and an outlet from the lasing chamber for the discharge of...
US20100232469 METHOD AND APPARATUS FOR EFFICIENTLY OPERATING A GAS DISCHARGE EXCIMER LASER  
Systems and methods for efficiently operating a gas discharge excimer laser are disclosed. The excimer laser may include a chamber containing laser gases, first and second electrodes within the...
US20160365695 PULSED IODINE LASER APPARATUS  
The disclosed invention relates to a pulsed iodine laser apparatus. The laser apparatus has a flashlamp-pumped iodine laser oscillator which produces a laser pulse with a full pulse width of...
US20160336706 GAS LASER OSCILLATION DEVICE  
A gas laser oscillation device includes a discharge part, a blower part, and a laser gas path. The discharge part excites a laser gas medium and the blower part blows the laser gas. The laser gas...
US20160322772 EXCIMER LASER APPARATUS AND EXCIMER LASER SYSTEM  
Problem: to suppress the number of times complete gas replacement in a laser chamber. Solution: this excimer laser apparatus may include a gas supply unit, connected to a first receptacle that...
US20160248215 GAS LASER APPARATUS  
A gas laser apparatus may include: a laser chamber connected through a first control valve to a first laser gas supply source that supplies a first laser gas containing a halogen gas and connected...
US20160240991 LASER OSCILLATOR PROVIDED WITH BLOWER  
There was the problem that the pressure of the laser medium rises from the target value by the heat when generating laser light. The laser oscillator includes a controller, laser medium flow path,...
US20160141824 GAS LASER APPARATUS CAPABLE OF INSPECTING AIR-TIGHTNESS OF LASER GAS SUPPLY PIPE  
A gas laser apparatus includes a supply pipe forming a passage of laser gas supplied to a gas container from outside, a pressure sensor that detects pressure in the supply pipe, a supply control...
US20160111846 GAS LASER OSCILLATION APPARATUS, GAS LASER OSCILLATION METHOD AND GAS LASER PROCESSING MACHINE  
A conventional gas laser oscillation apparatus cannot appropriately deal with an amount of laser gas introduced greater than normal use and can generate a turbulent flow around the total...
US20160056602 LASER OSCILLATOR PROVIDED WITH LASER MEDIUM FLOW PATH  
A laser oscillator which can keep distributions of pressure of a laser medium inside of a plurality of discharge tubes constant while making the laser medium circulate without stagnating. The...
US20150340836 LASER OSCILLATOR PROVIDED WITH BLOWER  
A laser oscillator which can estimate the rotation speed of a blower in an idle state at cheaper cost and higher precision. The laser oscillator is comprised of a resonator part, laser medium flow...
US20150333469 GAS CIRCULATION TYPE LASER OSCILLATOR  
A laser oscillator comprising an electric discharge excitation part having a discharge tube, and generates laser by excitation discharge of a laser gas flow through the inside of the discharge...
US20150333468 FLOW GUIDE DEVICE FOR DUAL-ELECTRODE DISCHARGE CAVITY, DUAL ELECTRODE DISCHARGE CAVITY UTILIZE THE SAME AND EXCIMER LASER  
The present disclosure proposes a flow guide device for a discharge cavity having a symmetrical configuration and including two pairs of electrodes; the flow guide device comprises two rotors...
US20150288128 CARBON DIOXIDE GAS LASER OSCILLATOR WHICH CAN ESTIMATE COMPOSITION RATIO OF LASER GAS  
A laser gas estimation device includes a laser oscillator including a ventilator which circulates a laser gas, a discharge tube, a ventilator power unit which supplies power to the ventilator, and...
US20150249312 LASER CHAMBER AND DISCHARGE EXCITATION GAS LASER APPARATUS  
There is provided a laser chamber housing a pair of discharge electrodes and a gas circulation fun, the laser chamber including: a magnetic bearing configured to support a shaft of the gas...
US20150236469 GAS LASER APPARATUS CARRYING OUT IMPROVED STARTUP PROCESS  
A gas laser apparatus includes a receptacle for enclosing a laser gas, a laser oscillator that emits a laser beam, a pressure detecting unit that detects gas pressure inside the receptacle, an...
US20140105238 DISCHARGE-PUMPED GAS LASER DEVICE  
A discharge-pumped gas laser device may include a laser chamber, a pair of discharge electrodes provided in the laser chamber, a fan with a magnetic bearing being provided in the laser chamber and...
US20140105237 GAS LASER OSCILLATOR APPARATUS AND LASER GAS REPLACEMENT METHOD  
The gas laser oscillator apparatus of the present invention has laser gas sealed in a vacuum chamber under a decompressed condition lower than atmospheric pressure; a discharge means for exciting...
US20130315274 GAS LASER DEVICE  
A gas laser device including a blower circulating a laser gas along a gas passage; a pressure detection section detecting a gas pressure of the laser gas in the gas passage; a gas supply and...
US20130170516 System and Method for Extending Gas Life in a Two Chamber Gas Discharge Laser System  
A method and system for performing injects of halogen gas into the chambers of a two chamber gas discharge laser such as a MOPA excimer laser for allowing operation of the laser within acceptable...
US20120219031 LASER PROCESSING METHOD AND APPARATUS  
A laser processing method processes spots on an object in a scan area with a laser beam emitted from a laser emitter. The method includes steps of covering the scan area in such a way as to...

Matches 1 - 50 out of 55 1 2 >