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Can I wash my glasses with soap and water?
Run tepid to warm water over your glasses to remove dust or other things that might scratch the lenses. Use distilled water instead of water from the faucet if there’s hard water in your area. To utilize this anti-fog cleaner, mix all of the ingredients in a spray bottle, and apply it to both sides…
What is my NV add value?
With nearsightedness, your eye is usually elongated, with an excessive amount of distance between your cornea at the front end of your eye and the retina behind your eye. Nearsightedness may also happen if the cornea of your eye is too curved. Monocular PD may be the distance from your own pupil to the middle…
Is polycarbonate better for glasses?
Furthermore, polycarbonate lenses intrinsically provideprotection against Ultra violet rays without having to work with a special coating. Finally, because polycarbonate lenses are lighter and more flexible, they are simpler to install. While polycarbonate is thin and light with good impact resistance, it has a low Abbe value, compromising peripheral lens optics. With Phoenix lenses, all…
Is varifocal better than bifocal?
If you choose readymade spectacles, it really is still important to have regular eye examinations. As you get older, you are more prone to develop eye conditions, such as for example glaucoma, which does not cause any symptoms in the first stages. Treatment is more effective if conditions are caught early, so we recommend you…
What is the near point of a Hypermetropic eye?
They appear blurry as the image is out of focus because of the long distance between the retina and the center point. The first is the high converging power of the eye’s lens. In cases like this, the ciliary muscles are not relaxed enough, which causes the lens to thin out and for the converging…
What is UV400 mean?
Wearing sunglasses to nightclubs is becoming common in recent times, where the gradient lens comes in handy. The Independent , has also referred to these style of sunglasses as the Murphy Lens. Lenses of fixed tint are graded based on the optical density of the tint; in the UK sunglasses should be labelled and show…