Nisshinbo NJL5912R Photo Reflector is a compact surface-mount type photo reflector. This photo reflector is built in a high brightness infrared LED and a high sensitive phototransistor. The NJL5912R photo reflector features a built-in visible light cut-off filter function. This photo reflector employs Chip On-Board Package (COBP) technology and comes with 0.5mm thickness. Typical applications include detecting the lens location for cellular phone’s camera modules, detecting the needle position for radio-controlled watches, and detecting the original point of encoders.