1. ams-OSRAM AG
2. Broadcom Inc.
3. Coherent Corp.
4. EPISTAR Corporation
5. Han’s Tiancheng Semiconductor Co. Ltd.
6. IPG Photonics Corporation
7. Jenoptik AG
8. LITE-ON Technology Corp.
9. Littelfuse Inc.
10. Mitsubishi Electric Corporation
11. Nichia Corporation
12. ROHM Co. Ltd.
13. Toshiba Corporation
14. TT Electronics PLC
15. Ushio Opto Semiconductors Inc.
16. Vishay Intertechnology Inc.