MCQs on Semiconductor LASER Diode
LASER Diode – Definition A word “LASER” is an abbreviation of “Light Amplification By Stimulated Emission of Radiation“. It is invented in 1962. LASER light is Monochromatic, Coherent and Unidirectional. The intensity of LASER is more intense rather than common light. All the LEDs are not included in LASER or Coherent. All the MCQs on … Read more