About LED chip manufacturing process
Date:2011-06-07 15:40
Status:Be resolved
Question:admin
ing window graphic lithography SiO2 corrosive to rubber very graphic lithography N pre-cleaning coating peel P very graphic lithography annealing coating cutting abrasive stripping final test chip.
LED chip manufacturing process
In fact, the production of wafer production process is very complex, completed in the development of epitaxial wafers, the next step to start on the LED epitaxial wafers to make electrodes (P pole, N pole), and then they started cutting with the laser L
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