Top
20
Doctor insights on: Varifocal Sunglasses

Share
1

1
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

2

2
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

4

4
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

6

6
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

7

7
Can laser eye surgery correct myopic near sightedness?

Can laser eye surgery correct myopic near sightedness?

Yes: Yes. Most myopic patients do well with laser eye surgery. Although the laser are approved off higher correction, i generally treat up to -10 d (as long as everything else is normal. ...Read more

See 1 more doctor answer
8

8
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

9

9
What are ortho-k lenses used for: myopia (nearsightedness) or astigmatism?

What are ortho-k lenses used for: myopia (nearsightedness) or astigmatism?

Both: Ortho-k is an expensive and non-sensible treatment. With this, you wear contact lenses while you sleep that mould the cornea. This allows better vision. During the day, the cornea reshapes itself to normal. What this means is that you see well for a few hours and your vision fades as the day progresses. A more sensible and cheaper solution is to wear contact lenses during the day. ...Read more

10

10
Wearing cooling glasses prevent eyes from computer radiations?

Unclear request: I am not sure the panel knows what "cooling glasses" are..I sure don't. Most glare ; visual fatigue from computers can be helped by anti-reflective coating, uv-400 blocker ; in some cases, polarized lenses. ...Read more

11

11
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

See 1 more doctor answer
12

12
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

13

13
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

14

14
What are prism glasses?

Prism: Is a type of lens feature that bends the light to adjust for misaligned eyes. Prisms are also those interesting lenses that can separate white light into the rainbow colors that make it. ...Read more

16

16
Night glare with cataract lenses?

Night glare with cataract lenses?

Possibly: I assume you mean intraocular lens implants. If the lenses have not been properly inserted, are multifocal, or if there is a residual refractive error, this may occur, although it is fairly uncommon. Another cause could be opacification of the membrane behind the implant, which can be cleared with the use of a laser. ...Read more

See 2 more doctor answers
17

17
Might glasses correct strabismus/lazy eye?

Might glasses correct strabismus/lazy eye?

Maybe,maybe not: Ambliopia (lazy eye) is the process where the brain ignores the "camera" picture from one eye because it is less clear or causes double vision. It can sometimes be improved if the weaker eye is strengthened (glasses), the stronger eye is patched or if the eye is lined up better with surgery. If the process has gone on too long, the brain ignores the fix & surgery is simply cosmetic. ...Read more

18

18
Nearsighted from using reading glasses?

Nearsighted from using reading glasses?

Nope!: Reading glasses will notable you nearsighted. Quite the opposite, reading glasses, if too strong, will worsen farsightedness. So use as low a strength as you can comfortably read with. ...Read more

19

19
Are there hyperopic contact lenses?

Yes: Hyperopic contact lenses are common and can cover a wide range of prescriptions. See your eye doctor for the exam and measurements. ...Read more

See 2 more doctor answers
20

20
Does wearing polarized sunglasses protect your eyes from welding?

Does wearing polarized sunglasses protect your eyes from welding?

No: Welding produces high intensity uv irradiation which can cause terrific burns of the cornea (a sort of advanced sunburn). There are plenty of special lenses to protect the eyes during welding but polarized or any other type of ordinary sunglasses will not provide enough blockage to protect the eyes. Your welding supply store can supply the correct lenses and they should be present at work. ...Read more

See 1 more doctor answer