transistors - Why does my TSAL6200 Infrared diode have a short range - Electrical Engineering Stack Exchange
uxcell 10pcs 5mm 940nm Infrared Emitter Diode DC 1.35V LED IR Emitter Light Emitting Diodes Clear Blue Round Head TSAL6200: Amazon.com: Industrial & Scientific
Bridgold 10pcs(5pcs TSOP38238+5pcs TSAL6200) IR Receiver Modules and High Power Infrared Emitting Diode 5mm 940nm.: Amazon.com: Industrial & Scientific
VISHAY - INFRARED LED TSAL6200 LED Vishay | Mobicon - Remote Electronic Sdn Bhd