Bifocal contacts are a sub-category of multifocal contacts. Multifocal contacts refer to any lens that has multiple vision strengths within the same contact.
Bifocals have two vision strengths; whereas trifocals have three and progressive multifocal change continuously from the inside of the contact to the outside.
To learn more about the best bifocal contacts, check out our guide on the best multifocal contacts.
by Insider Envy Staff