Lighting the Way to Healthy Environments

Crystal IS, an Asahi Kasei company, is an innovative U.S.-based manufacturer of proprietary, high-performance deep UV (UVC) LEDs. Our Klaran line of UVC LEDs are used for disinfection in a variety of applications, including healthcare, consumer and commercial water purification. Visit our Klaran website (English, Chinese) to learn more. 

In addition, Crystal IS Optan UVC LEDs are used in scientific and industrial instruments to measure the quality of water, air, and biological samples.

The performance and design flexibility that we provide brings new possibilities for our customers to create products that enhance and sustain life. Through our partnership with these customers, we are transforming purification and monitoring processes around the world.

Learn more about Crystal IS and our Asahi Kasei heritage.

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KLARAN Meet the Klaran WD Series UVC LED. True UVC Disinfection for Water. Built for water disinfection reactors, Klaran WD Series provides best in class power output and cost for consumer and commercial water purification products. KLARAN Meet the Klaran WD Series UVC LED. True UVC Disinfection for Water. Built for water disinfection reactors, Klaran WD Series provides best in class power output and cost for consumer and commercial water purification products. Learn More