Question

What are the characteristics of LASER rays?​

Answer 1

Laser radiation has the following important characteristics over ordinary light source. They are:

i) monochromaticity,

ii) directionality,

iii) coherence and

iv) brightness.

(i) Monochromaticity: A laser beam is more or less in single wavelength. i.e., the line width of laser beams are extremely narrow.

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