Extreme ultraviolet light generating apparatus
Abstract:
An extreme ultraviolet light generating apparatus moves a generation position of extreme ultraviolet light based on an instruction from an external device and includes a chamber in which a target fed therein is irradiated with laser light so that the extreme ultraviolet light is generated from the target; a target feeder configured to output and feed the target into the chamber; a condensing mirror configured to condense the laser light on the target fed into the chamber; a stage configured to regulate a position of the target feeder; a manipulator configured to regulate a position of the condensing mirror; and a control unit configured to be able to control at least one of the stage, the manipulator, and a radiation timing of the laser light to the target, in a feedforward method, when the generation position is moved during generation of the extreme ultraviolet light.
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