Patent ID: 8853062
Filing Date: 2014-10-07
Classification: B23K,C30B,H01L,H01S

Abstract:
1. A laser crystallization device comprising: a first light source unit configured to provide a first light; a second light source unit configured to provide a second light; a first lens set configured to receive the first light to generate a first transmitted light, the first transmitted light having a first profile, the first profile having a first profile error portion and a first non-error portion; a second lens set configured to receive the second light to generate a second transmitted light, the second transmitted light having a second profile, the second profile having a second profile error portion and a second non-error portion; and an optical system configured to combine the first transmitted light with the second transmitted light with the second profile error portion being combined with the first non-error portion and with the second non-error portion being combined with the first profile error portion, wherein a position of the first profile error portion corresponds to a position of the second non-error portion, a position of the second error portion corresponds to a position of the first profile non-error portion.