optics, science concerned with the genesis and propagation of light, the changes that it undergoes and produces, and other phenomena closely associated with it. There are two major branches of optics, physical and geometrical. Physical optics deals primarily with the nature and properties of light itself.
the scientific study of sight and the behaviour of light, or the properties of transmission and deflection of other forms of radiation.
2.
NORTH AMERICAN
(typically in a political context) the way in which an event or course of action is perceived by the public.
"what we really need in this circumstance is to make smart decisions in the best interest of student safety—not simply make changes that win political points for optics"
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Answer:
optics, science concerned with the genesis and propagation of light, the changes that it undergoes and produces, and other phenomena closely associated with it. There are two major branches of optics, physical and geometrical. Physical optics deals primarily with the nature and properties of light itself.
Explanation:
1.
the scientific study of sight and the behaviour of light, or the properties of transmission and deflection of other forms of radiation.
2.
NORTH AMERICAN
(typically in a political context) the way in which an event or course of action is perceived by the public.
"what we really need in this circumstance is to make smart decisions in the best interest of student safety—not simply make changes that win political points for optics"