About Us

Deltronic Crystal Industries was established in 1972 to grow and process crystals for the Electro-Optic and telecommunications industries.  Deltronic Crystal’s headquarters, located in Northern NJ, serves as a combination of office, production, and warehouse facility – providing capabilities in advanced materials growth, development, fabrication, processing, polishing, and coating to support the growing demand for electro-optic materials and components.  Our current capacity is 18,400 Sq. Ft. in two buildings. Future expansion may include the addition of new crystal growth furnaces, processing stations, test, and measurement apparatus.



ISOWAVE is a leading U.S. based supplier of advanced optical materials and components serving opto-electronics and R&D markets. ISOWAVE's line of isolators feature high performance and small form factor at a low cost. Our Telcordia-qualified components protect laser sources from optical feedback and enhance the performance of optical networks. Vertically integrated as a division of Deltronic Crystal Industries, ISOWAVE was founded in 1986 to serve the global communications equipment market. ISOWAVE's Dover, NJ, headquarters, serves as a multi-functional site for office, manufacturing and warehousing. The company's manufacturing operation provides capabilities in advanced materials processing and development to support the growing demand for opto-electronic materials and components. Additionally, ISOWAVE continues to expand its world-class management team, who will consistently deliver High Performance Optical Components to meet the market's changing needs.




ISOWAVE Appoints New Senior Optical Engineer

Leading Supplier of Optical Isolators Strengthens Team for Growth


Dover, NJ - Oct. 27, 2016:  ISOWAVE (www.isowave.com) announced today that Kelvin (Xu) Zhang has joined the company to aid in further advancement of isolator design and manufacturing.  Kelvin earned a BS in Physics/Optics from Sichuan University and an MSEE from The University of Texas.  He has significant and appropriate experience in the fast-growing field of Photonics. Read more.