Crystal IS, an Asahi Kasei company, is a U.S.-based manufacturer of high-performance UVC LEDs. Our Optan LEDS offer best-in-class reliability and light output for instrumentation, including water quality monitoring and HPLC applications. This performance is made possible by our low-defect density, single crystal aluminum nitride (AlN) substrates and our proprietary technology for crystal growth. Learn more at www.optanled.com.