Crystal Instruments

Crystal Instruments (CI) is a leading USA based manufacturer of systems and software for machine monitoring, dynamic measurement, vibration testing, and acoustic testing. CI’s products are used for machine diagnosis, design verification, product testing and process improvement by manufacturers of all types of electronic and mechanical products. The head office is located in the heart of Silicon Valley in Santa Clara, CA with manufacturing facilities located locally in San Jose, CA. James Zhuge and Justin Tang are the co-founders of Crystal Instruments. James Zhuge is also one of the original founders of Dactron Incorporated. (Dactron was later acquired by Bruel & Kjaer LDS.) Justin Tang is the chief designer of more than 20 dynamic measurement instruments. Crystal Instruments has support and service centers located in the USA, Europe, India, and China.