This is an IR Based Digital proximity sensor. These sensors can be used as an Obstacle Sensor, Edge Sensor, Color Sensor (Black / White), Light Sensor..
The EL817 Phototransistor Photocoupler series of devices each consist of an infrared emitting diodes, optically coupled to a phototransistor detector...
IR Based Analog Color Sensor Pair is a simple and effective device as a analog sensor. These sensors can be used as an Obstacle Sensor, Edge Sensor, C..
The Light Sensor generates an output signal indicating the intensity of light by measuring the radiant energy that exists in a very narrow range of fr..