McIlraith R., Young G., Hunt C., “ Toric lens orientation and visual acuity in non-standard conditions ,” Cont. Lens Anterior Eye 33 ( 1 ), 23–26 (2010).10.1016/j.clae.2009.08.003 [ Cross Ref ]McIlraith R, Young G, Hunt C. Toric lens orientation and visual acuity in non-...
Although in theory the contact lens powers can be obtained this way, the instability of the spherical lens on a toroidal cornea in the example given above would result in a poorly fitting lens and might cancel out the notional advantages. It may be preferable to calculate a trial toric lens ...
Accuracy of toric intraocular lens implantation using automated vs manual marking Eun Chul Kim,Kyu Yeon Hwang,Sung A.Lim,Rowoon Yi and Choun-Ki Joo * Background With developments in cataract surgery,only correction of refractive errors with removal of the opaque lens and implantation of an ...
Lens Integral Clarity Technology (ICT) –Anon's ICT anti-fog treatment delivers crystal clear vision, no matter what the elements throw at you. Starting with a porous cellulose inner lens surface for superior water shedding above and beyond standard acetate lenses, Anon applies its chemically etche...
In the United States, around 30% of soft contact lens (CL) fits are toric (most often in tandem with correction of ametropia), while 47% of patients receive a spectacle correction of 0.75 diopters of cylinder (DC) or greater in at least one eye.¹,² For astigmats, adequately ...
This study tried to compare the clinical outcomes of femtosecond laser-assisted astigmatic keratotomy (FSAK) and toric intraocular lens (IOL) implantation for astigmatism correction and identify factors affecting the efficacy of FSAK and toric IOL implan
The rotationally asymmetric, refractive segmented intraocular lens (IOL) with + 1.5 diopter (D) addition (Lentis Comfort LS-313 MF15, Oculentis GmbH, Berlin, Germany) is a relatively new generation of multifocal IOL that is designed to boost intermediate performance while suppressing disturbing ph...
This study develops a method to determine toricity ratios used by arbitrary toric intraocular lens calculators. Access to this information allows for the improvement of refractive results. We derive the Sayegh-Gabra formula, which uses input and output p
however, there are 2 differences in their calculations from those using standard iol formulas (holladay 1, srk/t, haigis, hoffer q, and holladay 2) that make the results unique to their methods and do not apply to other iol formulas. the first difference is related to the elp. the ...
Developed a method of preventing the rotation of the toric intraocular lens using a standard capsule ring, which is implanted and located on top of the haptic support elements of the artificial lens can increase the efficiency of phacoemulsification of cataracts in the eyes with corneal astigmatism,...