Photonics West 2019 is the largest photonics exhibition in the world with the most centralized visitors. As an international photonics industry event, Photonics West is annually held in San Francisco. During the show, deep UV LED, with its advantages of environmental friendly, long-lifetime, energy-saving, less heat loss and more, has attracted attention of visitors. The market of deep UV LED continues to expand as its product reliability and application demand increased. Nichia exhibited industrial laser and UV LED products at the show. The company’s ind...