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Doctor insights on: Photochromic Lenses Vs Transitions

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Are photochromatic spectacles really bad for your eyes?

Are photochromatic spectacles really bad for your eyes?

No: Photochromatic, or transition spectacles almost always have ultraviolet pretection added to them. The are protective to uv light exposure. ...Read more

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Transitions lenses, would it be better to get them with anti reflective coating?

Transition lenses: Each have different properties. One is protecting from sun and UV rays ie transitions. Anti reflective lens is great for night driving as if reflects the light of oncoming cars. However it needs special careful handling. There are good ARC coatings which are pricier and the cheap ones that scale off easily leVing a dirty looking lens. Ask the Optician for the best ARC and you'll be pleased ...Read more

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Please explain if it is safe to use paint thinner on transition lenses?

Please explain if it is safe to use paint thinner on transition lenses?

Paint thinner: Are you trying to remove paint on your glasses or just experimenting...Chemicals could react with the plastic and it could make a blurred spot/area. If you did it already tell us what you found out. LOL ...Read more

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What are high index lenses?

What are high index lenses?

Plastic lenses: These are eyeglass lenses made of a plastic which will bend light more than the usual plastic. Because of this, a thinner lens is possible and has the advantage, being plastic, of being lightweight although somewhat susceptible to scratching. ...Read more

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What are polarized lenses good for?

Seeing more: They will allow you to see more and more clearly. Much glare is reduced. Especially good for seeing fish in a stream. ...Read more

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What if I wear -2.25 contacts lenses?

What if I wear -2.25 contacts lenses?

Yes: If this is your contact lens prescription. Ask your eye care provider for the correct prescription for you. ...Read more

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How to clean my contact lens?

How to clean my contact lens?

Easy: Place the contact in the palm of your hand. Cover it with contact lens solution. Rub with your finger for 15 seconds. Flip it over and repeat. Place it in your contact lens case with new solution. ...Read more

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Pro and cons of plastic lenses?

Pro and cons of plastic lenses?

Lighter, etc.: Plastic lenses are a comfort especially in high power needs for eyeglasses as they are lighter in weight for a given power. They are, however, less durable and can scratch in normal use. These factors can be eweighted in the udee ...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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How can I care for circle lenses?

How can I care for circle lenses?

Ask the prescriber: I would sk whoever fit the lenses as to the best way to care for them. If they were bought over the internet I would be very hesitant about wearing them. If not fit or worn properly they could cause damage to your eyes and vision. ...Read more

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Are circle lenses big in diameter?

Could be: These come in many sizes and some will have a large diameter. Depends upon your needs. ...Read more

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How effective are this contact lens?

For what?: Contact lenses are often used to help people see better. They are also used as a bandage over the eye to promote comfort and healing. They usually work well in both instances. To give you more information, we would need to know more details. ...Read more

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Why do my contact lens keep ripping?

Why do my contact lens keep ripping?

Contact lenses: There are several possible reasons why your contacts often tear. The first may be how you're handling them when you remove them. Also, if your eyes tend to be dry, it may help to instill a rewetting drop in your eyes before removing the lenses. In addition, there are certain brands of contacts which tend to tear more easily. Try a different brand of lenses. Talk to your eye doctor about this. ...Read more

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Are contact lens better than spects?

Sometimes: Spectacles can usually provide very precise improvement of vision. But some circumstances will improve better with contacts. These include the condition keratoconus, and also diseases of the corneal surface as well as very high degrees of refractive power needs. Contacts of course have their convenience and cosmetic effects although glasses in the right hands can be a fashion statement. ...Read more

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Contact lens power -3.75 is this bad?

Contact lens power -3.75 is this bad?

Moderate: This is a low to moderate near sighted rx. Nothing to be concerned about. ...Read more

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Contact lens won't stay in one place?

Refit: If you contact lens shifts in position or out of position and this is a regular issue, then recheck with the fitting ophthalmologist to get what we would term a tighter lens that will stay better positioned. ...Read more

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How do I remove a stuck contact lens?

See the following: Most contact lenses get stuck in the upper, outer quadrant of the space between the lid and the conjunctiva. The rest of the eye spaces are too small except for hard lenses or broken lenses. The get the lens out of the usual spot, hold the upper lid up and out, and look down and in for about 14 seconds. This will stretch the conjunctiva and push out the lens. ...Read more

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Which is the best contact lens brand?

The one that fits: There is not one best brand--the one that fits you best, gives you the best vision and is well tolerated is the way to go. ...Read more

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Which is the best contact lens brand!?

Can't say: There are many, many different brands and all of them have their good qualities. The best lens depends on the individual wearing them. ...Read more

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How long can you wear your contact lens?

Depends: On the contact. Most are daily wear meaning they can be worn all waking hours but should be removed for sleep. There are few that are designed for continuous wear. ...Read more

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How can I improve my contact lens comfort?

Depends: On the cause. It could be related to the fit, the lens material, the solutions, protein buildup, or even dry eye or allergy. Best to see an ophthalmologist to help get to the bottom of it. This is the reason that many patients opt for refractive surgery (lasik) if it cannot be resolved satisfactorily. ...Read more

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How bad is it to wear a torn contact lens?

Uncomfortable: A torn lens will be irritating and it may not center well so the vision is less clear. It is simply not optimum but probably not harmful in and of itself, although such a lens will decenter and cause discomfort. ...Read more

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Can corrective lens make your vision worse?

Can corrective lens make your vision worse?

No: Glasses are designed to improve the focus of the eye and improve clarity. Sometimes patients who start wearing readers feel that their near focus becomes more difficult and to a certain extent this is true. But eventually, readers become essential whether glasses are used initially or not. ...Read more

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What does -2.5 cylindrical lens power mean?

What does -2.5 cylindrical lens power mean?

Astigmatism: This refers to an ovality of the optical focusing elements of the eye. It is measured by the difference between the steeper and less curved axes and for the prescription mentioned about, that difference is 2.5 diopters which would be incorporated in a corrective lens. ...Read more

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What happens if I use a ripped contact lens?

You risk infection: Torn contacts have sharp edges that can scratch the eye. This can in turn allow bacteria from the contact or eye surface to get under the skin and cause a serious eye infection. Do not use a torn contact lens! ...Read more

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How long does a contact lens generally last?

Depends: Each lens is designed to last a different amount of time. Some lenses are replaced daily, some two weeks, and some one month. A few lenses are replaced quarterly but these need to be enzyme cleaned weekly. The difference in lenses is how well they repel protein and other deposits. ...Read more

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Might I use contact lens bottle to keep lens?

No: It will not keep the lens clean and you will contaminate the cap and the rest of the fluid in the bottle. ...Read more

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I seem to be allergic to "breathable" lenses?

Lenses: I assume you mean contact lenses. You should see an allergist or dermatologist for patch testing to determine what component in the "lenses" is causing the reaction (s). ...Read more

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What soft lenses can be used with astigmatism?

What soft lenses can be used with astigmatism?

Astigmatism: There are many soft contact lenses available for astigmatism. It requires a knowledgable contact fitter to evaluate which is best for you. ...Read more

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What can you tell me about progressive lenses?

Progressive lenses: Check out this article: http://www. Allaboutvision. Com/over40/progressive. Htm ...Read more