Patent ID: 9523883
Filing Date: 2016-12-20
CPC Classification: G02F

Claim Text:
1. An LED (light emitting diode) unit for illuminating a screen of an LCD module via a diffusion plate, comprising: an LED; a first lens covering the LED, the first lens comprising a light-incident face facing the LED and a light-emergent face opposite to the light-incident face and configured for facing the diffusion plate, a first fly-eye lens array formed on the light-incident face, the first fly-eye lens array comprising a plurality of convex micro-lenses to refract light emitted from the LED to mix and overlap, thereby obtaining light with uniform intensity; and a substrate, wherein the LED is mounted on the substrate, the first lens further comprises a plurality of legs extending from the light-incident face in a direction away from the light-emergent face, and the legs of the first lens are disposed on the substrate.