Question

The number of cardinal point of a lens system is
(A)2
(B)4
(C)6
(D)8

Answer 1

Answer:

b

Explanation:

The cardinal points consist of three pairs of points located on the optical axis of a rotationally symmetric, focal, optical system.

Answer 2

Answer:

Correct option c

Explanation:

• The cardinal points is makes up with the help of the six points.
• These planes are very crucial while creating the optical for the users.
• If the cardinal points are not accurate then it will affect on the eye because of the highly damaging ray.
• It controls the ray when the touch the optics.

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