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Doctor insights on: Converging Lens And Diverging Lens

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What's refractive lens exchange for? Presbyopia?

What's refractive lens exchange for? Presbyopia?

Vision correction: This is most commonly recommended in younger people with more extreme degrees of visual need beyond what lasik can easily accomplish. It involves the removal of the natural lens and replacement with an artificial lens of the correct power. This can be of great benefit to those with extreme eyeglass needs but it does carry some risk. ...Read more

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Could myopia reverse when using convex lens (magnifying lens).?

Could myopia reverse when using convex lens (magnifying lens).?

No: Lenses do not change the eye. A convex lens would be the opposite of what a myope needs which is a concave lens. ...Read more

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Could lasik correct astigmatism in a farsighted eye?

Could  lasik correct astigmatism in a farsighted eye?

Usually: Most patients with hyperopic astigmatism can have their prescription corrected with lasik. Some patients have issues which make them poor lasik candidates so you should see your eye doctor. ...Read more

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Is eye surgery for nearsighted and farsighted eyes?

Is eye surgery for nearsighted and farsighted eyes?

Yes: There are procedures for farsighted eyes and for nearsighted eyes as well. See an ophthalmologist to discuss your options. ...Read more

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What are the pros of eye glasses over contact lenses?

What are the pros of eye glasses over contact lenses?

Glasses vs contacts: First of all, glasses are cheaper and there are no side effects to glasses. They're very easy to use and can offer protection to your eyes. Contact lenses, only offer cosmetic advantages, except in very rare eye conditions, which are solely treated with contacts, but those are rare. Contact lenses need to be cared for & fit properly, are more expensive, & can have side effects or even intolerance. ...Read more

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Is distorted vision initially normal with toric contact lenses?

Is distorted vision initially normal with toric contact lenses?

Toric contact lenses: Check with your optomitrist who prescribed them. Some times the fit and ride of contact requires multiple visits and changes. It is not usually a perfect scenario. Particularluy after every blink there could be a 1 second distortion while the contact lens settles back into the right position. ...Read more

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What damage to our eyes with a defective eyeglass lens?

What damage to our eyes with a defective eyeglass lens?

Glasses prescription: An incorrect prescription may give you a headache or cause blurry vision, but shouldn't damage your eyes. ...Read more

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Can iris implant along with inraocular lens implant be done prior to implanting the contact lens in sn without iris n natural lens.

Can iris implant along with inraocular lens implant be done prior to implanting the contact lens in sn without iris n natural lens.

No : Patients that fail contact lens trial are then candidates for a synthetic iris and intraocular lens in cases of traumatic aniridia. In cases of congenital aniridia e visual prognosis is lower, and surgery is less beneficial. ...Read more

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I have a refractive error of -5.75 in both eyes (myopia & astigmatism) and floaters in both eyes. Is a pupil dilation better than the digital retinal?

I have a refractive error of -5.75 in both eyes (myopia & astigmatism) and floaters in both eyes. Is a pupil dilation better than the digital retinal?

Yes: Nothing beats the chance to get a good look at the peripheral retina when there is an onset of new floaters. Dilation is a bit of an annoying pain but is recommended in this circumstance. You are, hopefully, seeing an ophthalmologist. ...Read more

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Why is the cost between nearsighted glasses and farsighted glasses so vast?

Why is the cost between nearsighted glasses and farsighted glasses so vast?

More complexity: There are many factors that determine glasses cost. In a forty-ish person, you are probably referring to needing a multi-focal lens for the first time. These lenses are more complex, and therefore more expensive than single vision lenses. ...Read more

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Which is bettee femto lasik or intraocular lenses?

Depends : There are many approaches to provide better vision. Cataract surgery despite all the advantages and even with femto laser assisted cataract surgery still has a higher risk profile than lasik . However if you have visually significant cataracts then lasik a poor choice. ...Read more

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Crystalens vs Toric Lense for Cataracts/Astigmatism. Which is better?

Toric IOLs: The Crystalens and Trulign are high tech intraocular lenses called presbyopia-correcting or "premium" IOLs. Crystalens for those who have both cataracts and hyperopia, which causes near vision problems. The Trulign Toric IOL best suited to people who have astigmatism and wish to have improved uncorrected near, intermediate and distance vision after cataract surgery. Be prepared for side effects ...Read more

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Explain why the nearsighted eye cannot view distant objects well?

Explain why the nearsighted eye cannot view distant objects well?

Nearsightedness: Nearsightedness (myopia) is a condition where the optical system of the eye is too powerful for the length of the eye. This results in images being focused in front of the part of the eye that senses light (the retina). People with this condition see close up but not far away. The condition is treated with glasses, contact lenses, laser eye surgery (lasik, prk) or phakic iol. ...Read more

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Types of eye implant lenses?

Several types: There are several types of fda approved lens implants. These include standard single vision implants covered by insurance; plus other types of more advanced implants that are not. These advanced implants can be used to correct astigmatism, to function as a bifocal lens implants to correct distance and near vision (multifocal or accommodating technology implants). ...Read more

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Can a person blind in one eye wear contact lens in the seeing eye?

Can a person blind in one eye wear contact lens in the seeing eye?

Yes: But make sure your good eye is really good. Get regular check ups and follow ups. ...Read more

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Regarding contact lenses, halos and bluryness on one eye?

Regarding contact lenses, halos and bluryness on one eye?

Contact overwear: Probably related to overwear. Stop your contacts, use tears ; see your eye doctor to assess any changes. ...Read more

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Alternative to slow down retinitis pigmentosa? Also does using bifocal lens on cataract surgery worsen the eye iself than standard lens

Alternative to slow down retinitis pigmentosa? Also does using bifocal lens on cataract surgery worsen the eye iself than standard lens

Vitamin A: Vitamin a , 15000 iu has been shown to slow down the progression of retinitis pigmentosa in some patients. A bifocal lens implanted during cataract surgery may not be the best lens for an rp patient. Small decreases in contrast sensitivity and halos can rarely occur with a bifocal iol. The best vision may be optained with a convetional implant. Your ophthalmologist can help you choose. ...Read more

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