Major Brands 4N35 Optocoupler, DC Input 1 Channel Trans with Base DC Output, 100% Transfer Ratio, 6-Pin, PDIP, 1.2V, 4 mm H x 7 mm W x 7.62 mm L (Pack of
470 Ohm, 1/4 Watt, 5%, Carbon Film Resistors (pack of 100): Single Resistors: Amazon.com: Industrial & Scientific
Amazon.com: uxcell 100Pcs 470 Ohm Resistor, 3W 1% Tolerance Metal Film Resistors, Lead, 5 Bands for DIY Electronic Projects and Experiments : Industrial & Scientific
Carbon Resistor 470 Ohm 0.25 W 5% Pack of 10 (3016): Amazon.de: Business, Industry & Science