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right lenses index for your glasses

How to choose the right lenses index for your glasses

Common eyeglasses lenses can be classified into glass lens, resin lens, special lens and space lens, and the 1.50, 1.56, 1.60, 1.67 and 1.74 labeled on lenses are their refractive indexes. What's index lens? The refractive index of the lens...

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Types of Prescription Glasses

Types of Prescription Glasses

After getting an eye exam, don't worry if you have trouble in understanding your prescription. Please read this article: How to Read Your Eyeglass Prescription. You need to buy frames and lenses with a prescription. There are several types of...

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Why do new glasses give me a headache

Why do new glasses give me a headache?

Quite a few persons who wear glasses are very astonished: Why do I have a feeling of nausea, dizziness and headache when I wear my newly-purchased prescription glasses? As the glasses have problems, if they are not corrected in time,...

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How to Read Your Eyeglass Prescription

How to Read Your Eyeglass Prescription

You may not understand how to read a prescription for spectacles if you are wearing glasses for the first time, let along knowing what does it means. Therefore, we have composed this guidance to help you learn about your prescription...

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What's blurred vision and how to cure blurry vision

What's blurred vision and how to cure blurry vision?

Electronic products increasingly rich, eye problems are becoming more and more prominent, many people may have eye pain, dry eyes, bloodshot eyes, blurred vision and ghosting. Not only teenagers and adults, but also many children suffer from blurred vision. So...

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How to Measure Your PD(Pupillary Distance)

How to Measure Your PD(Pupillary Distance)?

What is the pupillary distance (PD)? Pupillary Distance known as PD, the pupillary distance refers to the distance between the pupil centers in two eyes and it is expressed in millimeter (mm). The measurement is used for locating spectacle lens...

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