Advancedphotonix, operating under OSI Systems, offers a wide range of advanced photonics solutions and technologies. The company specializes in LEDs, emitters, optocouplers, detectors, and integrated technologies for various applications in instrumentation, medical, defense & aerospace, and pro audio industries. Their products include temperature sensing, flame detection, spectroscopy, missile guidance, pulse oximetry, currency validation, audio processing, and light level sensing solutions. Advancedphotonix also provides custom semiconductor design, components, assembly, and testing services, catering to a diverse market with a focus on innovation and quality.