Sentence Examples


  • His most direct contribution to medicine was the invention for his own use of bifocal eyeglasses.
  • As a rule every submarine has at least two periscopes, one unifocal with a small upper tube and the other bifocal and sky-searching with a larger upper tube.
  • Some frame styles are not suitable for bifocal lenses and, on the website, these do not offer the bifocal option.
  • Bifocal glasses can contribute to balance problems for some people.
  • Bifocal lenses are a suitable choice for your needs.

How would you define bifocal? Add your definition here.

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