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  • Eye Glasses and Contact Lenses
    Eye conditions such as near- or far-sightedness are often mechanically corrected by glasses or contact lenses. They both work roughly the same way; the lens affect the movement of the light...

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  • Eye Glasses and Contact Lenses
    A divergent lens is a lens that causes light waves passing through it to spread out. These light waves thus focus differently on the eye than straight light or light passed through a convergent...

    Asked by nhl123 on via web

    1 educator answer.