Patent ID: 7866816

Claim:
Variable focus spectacles comprised of: a pair of focus units, each including a first fixed lens having a fixed optical power and a liquid lens having an adjustable optical power, the optical power of the combination of said first fixed lens and said liquid lens being adjustable between a first predetermined optical power and a second predetermined optical power, said focus units also each including a rim having a magnetizable front face; a bridge holding said focus units in spaced relationship; and a pair of second fixed lenses, each detachably held to a respective one of said focus units by a plurality of magnets embedded in the rear surface of each of said second fixed lenses, said magnets magnetically engaging the magnetizable front faces of said rims, said second fixed lenses having optical powers, including spherical and/or astigmatic and/or prismatic optical powers as required, such that, when added to said first predetermined optical power, the resultants equal the required far viewing corrections applicable to each eye of a specific person.