Nanyang Technological University

Technolite (singapore) Pte Ltd

Ho Meng @Tay Ho Meng Chia

Swee Chuan Tjin

Seongwoo Yoo

According to embodiments of the present invention, a lighting apparatus is provided. The lighting apparatus includes at least one light source configured to provide a source light, an optical waveguide optically coupled to the at least one light source, the optical waveguide having at least one input region through which the source light enters the optical waveguide for propagation within the optical waveguide, and a plurality of light interacting structures arranged within the optical waveguide, the plurality of light interacting structures adapted to interact with the source light to provide an illumination light emitted from the optical waveguide to an ambient environment, wherein a concentration of the plurality of light interacting structures increases, along a length portion of the optical waveguide, in a direction away from the at least one input region.

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Singapore, Singapore

Ho Meng @Tay Ho Meng Chia