Question

what is optics and define?​

Answer 1

Answer:

Optics is the branch of physics which involves the behaviour and properties of light, including its interactions with matter and the construction of instruments that use or detect it. Optics usually describes the behaviour of visible, ultraviolet, and infrared light. Because light is an electromagnetic wave, other forms of electromagnetic radiation such as X-rays, microwaves, and radio waves exhibit similar properties.

Answer 2

Answer:

The branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision.