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Definitions for "Bifocal Lens"
Keywords:  focal, lens, vision, eyewear, spectacle
Related Terms: Bifocal lenses, Trifocal lens, Trifocal lenses, Bifocals, Progressive lenses, Trifocal, Bifocal, Multifocal, Multifocal lens, Aspheric, Aspherical lens, Aspheric lens, Convex lens, Concave lens, Accommodation, Progressive lens, Diopter adjustment, Hyperopia, Lens, Crystalline lens, Spherical aberration, Converging lens, Myopia, Astigmatism, Hypermetropia, Plano, Eye relief, Magnifying glass, Fish-eye lens, Aspherical, Refractive errors, Emmetropia, Monovision, Farsightedness, Diopter, Refractive error, Nearsighted, Toric lens, Farsighted, Compound lens, Ametropia, Dioptre, Monocular, Normal lens, Ocular, Exit pupil, Nearsightedness, Telecentric lens, Fisheye lens
An lens that corrects vision with two powers, usually one for correcting distance vision and one for correcting near vision.
compdent.com
Spectacle lens having two portions with different focusing power. The top portion is usually larger and used for distance vision while the lower portion is smaller and used for near vision.
cardiff.ac.uk
Lens with two focal lengths, one for distance and one for near. Usually the distance correction is on top and the correction for near is on the bottom. Go to Top
drsteed.com
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