| 简介 |
The present invention relates to a lensless LED package including rare earth metal oxide particles. More specifically, the LED package comprises : an LED chip; and an LED encapsulant which includes a compound represented by Chem. 1 in polymer resin by 30 weight% or less with respect to the entire weight of the encapsulant. The present invention has an advantage of adjusting the optical orientation angle without a separate lens. The Chem. 1 is M_a(OH)_b(CO_3)_cO_d, where the M is Sc, Y, La, Al, Lu, Ga, Zn, V, Zr, Ca, Sr, Ba, Sn, Mn, Bi, or Ac. The a is 1 or 2. The b is 0 to 2. The c is 0 to 3. The d is 0 to 3. But both b and c are not 0.COPYRIGHT KIPO 2016 |
客服热线：
手机版
二维码
