LENS FOR LED PACKAGE AND LED PACKAGE USING THE LENS FOR LED PACKAGE

摘要

PURPOSE: The number of lens for the LED package and the LED package adopting the same is the emitting devices is reduced to the utmost. The light of the desired color is investigate made in the more wide domain. CONSTITUTION: The cavity(12) is formed in the central part of the substrate(10). The fluorescent material layer(18) is formed inside cavity. The lens(20) is installed in order to cover the opening of cavity. The concavely pitted recess portion(22) is formed in the single-side of the lens. The center of the recess portion locates to be faced in the upper side center of the emitting device(14).