FREE-FORM OPTICAL SURFACE MEASURING APPARATUS AND METHOD

Measuring apparatus for measuring a position of a device (2) that is rotatable relative to a movable stage (3), comprising: a measurement frame (4) and a contactless distance measurement device (5) for measuring in said first direction a distance between said measurement frame and a predetermined me...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HENSELMANS RENS, ROSIELLE PETRUS CAROLUS JOHANNES NICOLAAS
Format: Patent
Sprache:eng ; slv
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