Coherent has signed a long-term supply agreement with VOT, a company based in China. The deal covers the provision of 6-inch indium phosphide substrates.
The specific financial terms, volume commitments, and start date for the arrangement were not provided in the available reporting. Further details regarding the scope of the partnership remain unclear.
TrendForce reported the development on November 11, 2026.
Coherent employs about 377 people in Sherman, according to local government records.



