Method and apparatus providing concave microlenses for...

Optical: systems and elements – Single channel simultaneously to or from plural channels – By surface composed of lenticular elements

Reexamination Certificate

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C359S619000, C359S626000

Reexamination Certificate

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07729055

ABSTRACT:
A method and apparatus providing an imaging device with a system of convex and concave microlenses at different levels over an array of photosensors. The concave microlenses redirect leaking light, which is not directed by the convex lenses onto the photosensors, onto the photosensors.

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