bifocal
IPA: bˈaɪfoʊkʌɫ
adjective
- (optics) Having two focal lengths
- (of a correcting lens) Divided into two parts, one of which corrects for distance vision and the other for near vision
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Examples of "bifocal" in Sentences
- In 1781 Peter Dollond made bifocal spectacles.
- These patients need reading or bifocal eyeglasses.
- A bifocal lens could be considered a simple example.
- During that time he invented the cemented bifocal lens.
- The gleam in your eye is the sun shining on your bifocals.
- Franklin also invented such conveniences as bifocal eyeglasses.
- Bifocal and varifocal lenses can be used to correct presbyopia.
- It was released April 7, 2009 on the Bifocal Media record label.
- Bifocal lenses advanced little in the first half of the 19th century.
- I would certainly not have missed such, even with bifocal affliction.
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