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Explain the Pay and Return Scheme

question 3

Essay

Explain the Pay and Return scheme.


Definitions:

Aqueous Humor

A clear, watery fluid located in the eye between the lens and the cornea, providing nutrients and maintaining eye pressure.

Vitreous Humor

A clear gel that fills the space between the lens and the retina of the eyeball, helping it maintain shape.

Refraction

Bending of a light ray when it passes from one medium into another of different density.

Visual Image

A mental representation of physical objects or scenes derived from sensory input, particularly through the process of seeing.

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