GAS LASER DEVICE AND ELECTRONIC DEVICE MANUFACTURING METHOD
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United States of America Patent
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Issued Date -
May 2, 2024
app pub date -
Jan 10, 2024
filing date -
Aug 5, 2021
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Abstract
A gas laser device includes a chamber device including electrodes at an inside thereof to be filled with laser gas and configured to output, through a window to an outside thereof, light generated from the laser gas when a voltage is applied to the electrodes; a mirror arranged at the outside of the chamber device and configured to reflect at least a part of the light output through the window; a holding portion holding the mirror; a support member configured to support the holding portion to be movable along a plane perpendicular to an optical axis of the light output through the window; a moving mechanism configured to move the holding portion with respect to the support member along the plane; and an angle maintaining mechanism configured to maintain an inclination angle of the holding portion with respect to the support member at a predetermined angle.
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