What's the branch of physics dealing with light and vision? Figgerits

What's the branch of physics dealing with light and vision? This clue has appeared on Figgerits puzzle. Increase your vocabulary and your knowledge while using words from different topics. There is a variety of topics you can choose such as Proverbs, Historical facts, Space, Fauna, Sports and more. In the Figgerits there are puzzles for everyone, each day there is a new puzzle and get daily rewards. All answers to What's the branch of physics dealing with light and vision? are gathered here, so simply choose one you need and then continue to play Figgerits game fairly.
Keeping your mind sharp and active with so many distractions nowadays it is not easy that is why solving a puzzle is a time tested formula to ensure that your brain stays active. Learn new things about famous personalities, discoveries, events and many other things that will attract you and keep you focused on the game. Good luck.