Structured screens for controlled spreading of light

Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Making named article

Reexamination Certificate

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C430S945000, C359S599000, C359S707000, C359S619000, C359S628000

Reexamination Certificate

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07033736

ABSTRACT:
Structured screens for the controlled spreading, diffusion, or scattering of an incident beam are provided. The screens are composed of microstructures (1,2) whose configurations and distribution on the surfaces of the screen are precisely determined. In certain embodiments, the configurations and/or their distribution is randomized. The structured screens can be used as diffusing screens or display screens.

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