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  • Rights: The University of Waikato Te Whare Wānanga o Waikato Published 14 March 2012 Size: 98 KB Referencing Hub media

    Each light ray entering a diverging (concave) lens refracts outwards as it enters the lens and outwards again as it leaves. These refractions cause parallel light rays to spread out, travelling directly away from an imaginary focal point.

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