AXT, Inc. designs, develops, manufactures, and distributes compound and single element semiconductor substrates.The company offers indium phosphide substrates for use in data center connectivity using light/lasers, 5G communications, fiber optic lasers and detectors, passive optical networks, silicon photonics, photonic integrated circuits, terrestrial solar cells, infrared light-emitting diode (LEDS) motion control, lidar for robotics and autonomous vehicles, and infrared thermal imaging.