因為光電材料科技的日新月異，促使LED之應用產品更為寬闊。

LED產業的三大產品

手機市場

交通號誌

汽車市場

LED具有照明效果，因此配合太陽能可能為照明市場未來各國投入的主因-Optical materials because of technology, to promote the application of LED products much wider. LED industry, the mobile phone market the three products the automotive market LED traffic signals with light effects, so the lighting market with the future of solar energy may be the main cause of national investment