Hard Lens (noun) Definition, Meaning & Examples

noun
  1. a contact lens of rigid plastic or silicon, exerting light pressure on the cornea of the eye, used for correcting various vision problems including astigmatism.
noun
  1. a rigid plastic lens which floats on the layer of tears in front of the cornea, worn to correct defects of vision
Hard Lens (noun) Definition, Meaning & Examples

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