Patent ID: 9611016
Date: 2017-04-04
CPC Classifications: A61L,B08B,B63B,G02B

Claim:
1. A method of anti-fouling of a protected surface comprising, while the protected surface is at least partially submersed in a liquid environment, in particular an aqueous or oily environment: providing an anti-fouling light; providing an optical medium in close proximity to the protected surface, the optical medium having an emission surface and a plurality of optical structures comprising light spreaders arranged opposite the emission surface; distributing at least part of the anti-fouling light through the optical medium in a direction substantially parallel to the protected surface; and emitting the anti-fouling light from the emission surface of the optical medium in a direction away from the protected surface; wherein the anti-fouling light is emitted by at least one light source comprising, at least one UV LED embedded in the optical medium and that the emission surface is a substantially planar surface masking or obscuring a thickness of the at least one light source and wiring connections embedded in a lighting module.