The astigmatic correction in diopters equals the ... The same incision length rules apply. IOL: Intraocular lens; PCRI: Peripheral corneal-relaxing incision.

some degree of corneal astigmatism that can be treated with an astigmatic correcting corneal incision, patients electing to have a premium intraocular lens (IOL) implanted, and patients who can ...

Envy also enables surgeons to treat a wider range of astigmatic patients with more ... “I expect that having a lens on the same platform that offers a full range of vision with minimal visual ...

The newest developments in lens design, manufacturing and testing are discussed ... The matrix formalism is especially useful for analyzing astigmatic systems. There are many good things about this ...