Question

principal axis in science ​

Answer 1

Answer:

I hope it will help you

Explanation:

principal axis - a line that passes through the center of curvature of a lens so that light is neither reflected nor refracted; "in a normal eye the optic axis is the direction in which objects are seen most distinctly"

Answer 2

Answer:

A line passing through the center of the surface of a lens or spherical mirror and through the centers of curvature of all segments of the lens or mirror. Physics.

Explanation:

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