Optical element, scanning optical system having the same,...

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

Reexamination Certificate

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C359S206100

Reexamination Certificate

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06927917

ABSTRACT:
The optical element has a microstructure lattice formed on at least one optical surface. In the optical element, the microstructure lattice is formed from an arrangement for adjusting a change in an amount of light transmitted which is caused as an incidence angle of a light beam changes from a central portion to a peripheral portion.

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