What is the difference between a laser light source and other light sources?

Features:
-has exceptional monochromaticity and coherence;
– the laser light beam has a very small divergence angle;
– laser – the most powerful artificial light source. The strength of the electric field in an electromagnetic wave emitted by a laser can exceed the strength of the field inside the atom.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.