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Doctor insights on: Cheap Multifocal Glasses

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What are multifocal glasses lenses?

What are multifocal glasses lenses?

Bifocal substitute: These are eyeglass lenses with a continuous grind so no line is visible. They offer a large distance and near area for correction and a narrower central band of intermediate clarity. They cost a little more but offer a cosmetic and sometimes optical advantage for those in the presbyopic age. ...Read more

Dr. Tim Conrad
798 doctors shared insights

Glasses (Definition)

Glasses is a term that describes a pair of lenses that are placed in a frame to be worn to correct faulty vision ...Read more


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Multifocal eyeglasses. Who makes good ones?

Multifocal eyeglasses. Who makes good ones?

Progressive lenses: Spectacle lenses are usually referred to as progressive bifocal lenses if they have an variable or increasing power as you look further down into the lens. Contact lenses and lens implants are usually referred to a multifocal. Nevertheless, we have had excellent results with essilor lenses (varilux) as progressive lenses. ...Read more

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Are reading glasses for distance vision?

Are reading glasses for distance vision?

No: Reading glasses correct presbyopia, which happens with age to everyone. These are "plus" lenses. Plus lenses can also correct hyperopia (farsightedness), so it can help some people's distance vision. "minus" lenses correct myopia (nearsightedness). Hope that helps. ...Read more

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Is polycarbonate eyeglass lens expensive?

Is polycarbonate eyeglass lens expensive?

A little more: Polycarbonate lenses have a higher index of refraction and can be made a little thinner which lightens the eyeglasses and makes them more comfortable. So they charge a little more for them. I consider eyeglass costs way too high for the technology and manufacturing costs, but it is an industry charging what the public will put up with. ...Read more

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I need new glasses.Whats best, reading, bi-focal or varifocal?

I need new glasses.Whats best, reading, bi-focal or varifocal?

Depends: That is not an easy question to answer. Your age, eye measurements, an visual needs are important in making a decision. See an eye doctor for advice. ...Read more

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Used monovision contacts for years& now want improved clarity & less glare with night driving. Are bifocal contacts a good alternative & comfortable?

Used monovision contacts for years& now want improved clarity & less glare with night driving. Are bifocal contacts a good alternative & comfortable?

Se an opthalmologist: Though worsening vision with aging can be due to amblyopia, macular generation and suboptimal control of glaucoma could also contribute. An opthalmologist will be in the best position to evaluate and advise. ...Read more

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Use monovision w/some blurring at distance & computer. Could single vision contact for distance eye & bifocal contact for near eye improve vision?

Use monovision w/some blurring at distance & computer. Could single vision contact  for distance eye & bifocal contact for near eye improve vision?

Monovision: is very effective of roost people. Variations for the optimum distance (far, intermediate and near) can be obtained through single vision contact lenses or a combination of single vision lens and multifocal lens. Your eye care provider will be able to determine the power and variations from your examination. Be sure to verbalize your needs and illustrate to him/her the distances involved. ...Read more

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Are crizal lenses recommended for myopic eyes?

Are crizal lenses recommended for myopic eyes?

Maybe: Crizal is an anti-reflective and anti-scratch coating that will allow more light through your glasses and make them last longer. It is a reasonable investment. ...Read more

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Are polycarbonate lenses helpful?

Are polycarbonate lenses helpful?

Yes: These are high index eyeglass lense materials which allow a thinner eyeglass and for a given power of lens, are lighter than glass or ordinary plastics. This is helpful to the nose which would otherwise have to support a heavier lense. ...Read more

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Are toric contact lenses effective for my astigmatism?

Are toric contact lenses effective for my astigmatism?

If fit properly: Wearing toric contact lenses is a common way to correct astigmatism. They are comfortable and easy to use. ...Read more

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Can aspheric eyeglass lenses help nearsighted people?

Can aspheric eyeglass lenses help nearsighted people?

Aspheric glasses: Aspheric glasses may minimize induction of aberrations in nearsighted people but usually not to a clinically significant degree. That being said you are better off spending your money on high index glass to minimize the thickness and weight of your glasses. Contact lenses are also a very good option. ...Read more

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Are polycarbonate lenses the only viable option for rimless eyeglasses?

No: There are other materials which can be used, trivex for example. ...Read more

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Are spherical contact lenses recommended for astigmatisms?

Are spherical contact lenses recommended for astigmatisms?

Depends: On how much astigmatism is present. People with small amounts of astigmatism (usually 1 diopter or less) see well with spherical contact lenses. ...Read more

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Are contact lenses or glasses better for correcting vision problems?

Are contact lenses or glasses better for correcting vision problems?

Refraction: Either contact lenses or eyeglasses can correct near-sightedness, far-sightedness or astigmatism. If there is another eye problem such as dry eyes, ocular inflammation, or infection, glasses may be the better choice. ...Read more

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Can people with myopia wear toric lenses?

Can people with myopia wear toric lenses?

Yes: Toric lenses are used to correct astigmatism so if you have myopia and astigmatism you can wear toric lenses. If you only have myopia you will not need them. ...Read more

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Are contacts as good or better than glasses at correcting astigmatism?

Are contacts as good or better than glasses at correcting astigmatism?

Most cases -YES: In most cases your best corrected vision wil be the same as what you see with your glasses. No better / no worse. The only exception might be with gas permeable contacts if you have astigmatism. Some professional baseball players have won major league batting titles wearing gas permeable conact lenses (edgar martinez-seattle mariners). ...Read more

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Are prism glasses effective for strabismus?

Are prism glasses effective for strabismus?

Sometimes: Small amounts of ocular misalignment can be successfully managed with prism in glasses. Larger amounts of misalignment require surgery to repair. ...Read more

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Why are contacts lenses' peripheral vision blurry for me?

Why are contacts lenses' peripheral vision blurry for me?

Mult reasons: Either: 1. They don't cover your eyes completely, or. 2. The refraction isn't completely around the edge (doubt). ...Read more