| 摘要 |
A target supply device includes a target supply device body including a nozzle having a through-hole through which a target material is discharged, a piezoelectric member having first and second surfaces and connected to the target supply device body at the first surface, the piezoelectric member being configured such that a distance between the first and second surfaces changes in according with an externally supplied electric signal, an elastic member having first and second ends and connected to the second surface of the piezoelectric member at the first end, the elastic member being configured such that a distance between the first and second ends extends or contract in accordance with an externally applied force, and a regulating member configured to regulate a distance between the second end of the elastic member and the target supply device body.
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