It is the made from semiconductor material such as aluminum-galium-arsenide or
gallium-arsenide-phosphide.
A. APD
B. Injection laser diode
C. Light emitting diode
D. Positive-intrinsic-negative
gallium-arsenide-phosphide.
A. APD
B. Injection laser diode
C. Light emitting diode
D. Positive-intrinsic-negative