Stereolithographic beam profiling

An apparatus and a method for profiling the intensity of a beam and thus measuring the overall intensity and power of a beam are disclosed that have particular use in stereolithography. A beam sensor comprising a pinhole in a plate and a photodetector behind the pinhole measures the intensity of por...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SPENCE, STUART THOMAS, TARNOFF, HARRY L, ALMQUIST, THOMAS
Format: Patent
Sprache:eng ; fre ; ger
Online-Zugang:Volltext bestellen
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