The important applications of infra-red light emitting diode (IR LED) are as given below,
- The IR LED is used as a light source in optical systems.
- The IR LED is used in burglar alarm systems.
- It is used as card and paper tape reader.
- It is used in colored zoom infrared water proof video camera.
- It is used in medical treatment appliances.
- It is used in space optical communication.
- It is used in remote control handsets.
- IR LED is used as a shift encoder.
IR LED(infra-red light emitting diode )
