The Californian company Arroyo Instruments designs and manufactures high-precision laser diode drivers, temperature controllers and fixtures for test and measurement of semiconductor lasers and LEDs.

Arroyo devices stand for innovation with state-of-the-art design architecture, an excellent price-performance ratio and are based on decades of engineering experience in this business. The company always keeps an eye on industrial change. Arroyo meets special customer requirements with great openness and extraordinary flexibility.