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Ophthalmic Assistant

Category - Lensometry and Spectacle Skills

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Heat tempering glass lenses is done in order to

prevent impact breakage.
resist tension.
increase thickness of glass.
polarize light.

Explanation

Answer: A - prevent impact breakage.

Heat tempering glass lenses is done in order to prevent impact breakage. Safety lenses are recommended for all children, persons engaged in sports, and industrial workers.

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