About Crystal IS

Crystal IS Inc. is the world leading manufacturer of ultraviolet light emitting diodes (UV LEDs) based on aluminum nitride (AlN) substrate technology.

UV LEDs

Our unique technology allows us to manufacture UV LEDs with unsurpassed performance at truly commercially viable costs.

Water Disinfection

Our UV LEDs operate at 265nm; the optimum wavelength for germicidal disinfection.  Commercially viable UV LEDs will open new markets in water disinfection and bring a safe, environmentally friendly source of water to more people.