Excelitas Technologies - VT935G - Photoconductive LDR cell,100V 80mW
Lite-On - LTV-817AS - Optocoupler Transistor Output, 35V, SMD4
OSRAM Opto Semiconductors - SFH 409 - IR Emitter,3mm,950nm,SFH 409
Sharp - PC355NTJ000F - DC Input Darlington Output Opto-isolator Optocoupler, Surface Mount, 4-Pin Mini-Flat 3750Vac/50mA SO4
Vishay Semiconductor - SFH6343T - Optocoupler DC-IN 1-CH Trans W/Base DC-O