Bifocal lens Synonyms

Definitions for Bifocal


  • (adjective) having two foci

Synonyms for phrase

BL abbreviation

BL is an abbreviation for Bifocal Lens
What does BL stand for?
BL stands for "Bifocal Lens"

Definitions for Lens


  • (noun) a transparent optical device used to converge or diverge transmitted light and to form images
  • (noun) electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons
  • (noun) biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focuses light on the retina