改善侧导光LED背光Hot Spot现象的导光板设计

摘要

就改善侧导光LED背光Hot Spot现象,文章提出了一种解决办法：在导光板入光侧对应LED的位置进行处理,让其形成一个非球面的凹面,可以使LED发出的光发散,从而减轻或消除Hot Spot现象。%In order to improve the Hot Spot phenomenon in Edge LED Backlight Unit,we puts forward a kind of solution： Do some processing at position of LED on LGP to let it forming a Asphere surface.This model can make light divergent,so can relieve or eliminate Hot