By selecting the phosphor, silicon and mixture ratio, high-power white LED with high brightness and low attenuation is prepared, and the color rendering index (CRI) reaches 95.

T5 2-ring tube, three colors. Beautiful and durable, cost-effective. This factory production new three colors with fluorescent uv radiation intensity, temperature rise of existing scientific ratio.

Chapter 3 has prepared the anode with electrophoresis, and the influence of solution concentration and fluorence powder contents on the deposition process has been studied.