Question

what do you mean by treatment of optics.​

Answer 1

Answer:

Treatment is medical attention given to a sick or injured person or animal. Many patients are not getting the medical treatment they need. ... ... Treatment of something involves putting a particular substance onto or into it, in order to clean it, to protect it, or to give it special properties

Explanation:

Answer 2

Answer:

It usually describe the behavior of visible of ultraviolet and infared lights..