Write the consequence if there is no dispersion of light.
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0
Explanation:
No one could see anything . That is the main disadvantage.
Answered by
2
Answer:
We are not going to see anything.
In geometric optics, the paraxial approximation is a small-angle approximation used in Gaussian optics and ray tracing of light through an optical system. A paraxial ray is a ray which makes a small angle to the optical axis of the system, and lies close to the axis throughout the system.
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