Optical element

Optical: systems and elements – Lens – With light limiting or controlling means

Reexamination Certificate

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Details

C359S820000, C264S245000

Reexamination Certificate

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06898026

ABSTRACT:
An optical element is disclosed that includes a non-planar lens having a lens perimeter with an integral flange surrounding the lens perimeter. The flange has a first surface and a second surface opposing the first surface. An annular plastic opaque mask layer is fused to the flange first surface or the flange second surface and extending onto the non-planar lens.

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