Monitoring Apparatus, Lithographic Apparatus and Method of Monitoring a Change in a Property

Disclosed is a monitoring apparatus configured to monitor a change in a property. The monitoring apparatus comprises a fiber-Bragg grating sensor, an amplifier, an integrator and a processor. The fiber-Bragg grating sensor is operable to sense a band of wavelengths of incident radiation and to outpu...

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Bibliographische Detailangaben
Hauptverfasser: JOHANNES ANTONIUS GERARDUS AKKERMANS, JOHANNES ADRIANUS PETRUS LEIJTENS, MICHAEL BENJAMIN HAVERDINGS, GEORGE ALOIS LEONIE LEENKNEGT, PIETER LUCAS KAT
Format: Patent
Sprache:eng
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