Optics: image projectors – Composite projected image – Multicolor picture
Reexamination Certificate
2007-10-16
2007-10-16
Koval, Melissa Jan (Department: 2862)
Optics: image projectors
Composite projected image
Multicolor picture
C353S081000, C359S634000
Reexamination Certificate
active
11064166
ABSTRACT:
A prism assembly is provided. The prism assembly comprises a first prism component having a triangular cross-section along an optical path, a second prism component having a first quadrilateral cross-section along the optical path, a third prism component having a second quadrilateral cross-section along the optical path, a fourth prism component having a pentagon cross-section along the optical path, a first dichroic interface between the first and second prism components and between the third and fourth prism components and configured to reflect a first range of wavelengths of the light, and a second dichroic interface between the first and third prism components and between the second and fourth prism components and configured to reflect a second range of wavelengths of the light.
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Gupta Anurag
Lerner Scott
Ring James W.
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