Optical system with cross track error reduction

An optical system is provided which comprises a scanning mirror having a reflective facet, and a plurality of optical elements defining a light beam path from a first location to a second location via plural facet reflections on the facet comprising a relay segment from one facet reflection to a nex...

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Bibliographische Detailangaben
Hauptverfasser: STEFAN GEORGES EMILE LAMPAERT, FLORIAN FREDERIK STERL, BART TROMP
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An optical system is provided which comprises a scanning mirror having a reflective facet, and a plurality of optical elements defining a light beam path from a first location to a second location via plural facet reflections on the facet comprising a relay segment from one facet reflection to a next facet reflection. A method is also provided comprising directing light from a light source along a light beam path from a first location to a second location via plural facet reflections on a rotary reflective facet of a scanning mirror, and relaying one facet reflection to a next facet reflection on the facet while rotating the facet.