Multifocal lens having an optical add power progression, and a system and method of providing same
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United States of America Patent
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Nov 14, 2017
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app pub date -
Dec 1, 2011
filing date -
Dec 1, 2010
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Abstract
An apparatus, system and method including an ophthalmic lens having an optic with an anterior surface, a posterior surface, and an optical axis. The ophthalmic lens further includes a first region having a first optical power and a second region having a second optical power. The ophthalmic lens further includes a third region having an optical power that progresses from the first optical power to the second optical power. The progression may be uniform or non-uniform. Each of the first, second and progression optical power may include a base power and an optical add power. Each of the first, second and progression regions may provide a first focus, a second focus and a plurality of third foci, respectively.
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