All First Sensor 149 OSRAM Opto Semiconductors 16 ON Semiconductor 14 Lite-On 12 ON Semiconductor / Fairchild 8 NJR 7 Wurth Elektronik 4 Everlight 4 Vishay Semiconductors 4 Finisar 3 Optek / TT Electronics 2 Sharp Microelectronics 2 Broadcom 2 Kingbright 1 Cypress Semiconductor 1 ROHM Semiconductor 1 Renesas Electronics 1