Windowed optical system having a tilted optical element to...

Optical: systems and elements – Lens – Including a nonspherical surface

Reexamination Certificate

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C244S003160

Reexamination Certificate

active

07145734

ABSTRACT:
A system includes a dome window and an optical system having a central optical path that passes through the dome window. The optical system includes a refractive optical element having an axis of symmetry which passes through the optical element and which is tilted relative to the central optical path at a location where the central optical path and the axis of symmetry intersect within the optical element.

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