What Are The Weakest Reading Glasses? | KOALAEYE OPTICAL

What Are The Weakest Reading Glasses?

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Be sure to wear qualified glasses.

Many people are eager to buy glasses online without the necessary checks at a proper optical center for glasses. But, in reality, these tests are not only to replace glasses but to take responsibility for the safety of their own eyes. These cheap and inferior glasses will do a lot of harm to most myopic friends. If you wear unqualified glasses, it will cause visual fatigue, headache, dizziness, nausea, and other symptoms, vision loss. Severe cases can lead to amblyopia, strabismus, or other functional impairments.


Charmant glasses

Japanese Charmant Group is one of the world's famous eyewear manufacturing enterprises. Since its inception in 1956, it has always been the leader of cutting-edge technology in the field of eyewear manufacturing. Charmant is a global titanium expert, and now the domestic market has launched 7 series of titanium, like Z titanium, etc., to meet the Chinese consumers’ pursuit of all ages for high-quality glasses and more comfortable glasses.

Among them, EX titanium is a patent developed by Charmant Group. Compared with common memory titanium, EX titanium has a more stable memory function and a more diversified design.The frame price of Charmant glasses is 1000 yuan above basically, from 1000 to 4000.



What Do the Numbers on Glasses Mean?

The first number on glasses frames is the eye size. It is the horizontal width of the lenses. In general, the number of eye sizes varies from 40 mm to 62 mm in most of the spectacle frames.

The second number is the bridge size. It is the distance between the lenses. Also, it is the bridge that rests upon your nose. Mostly, the size of the bridge on glasses frames would be from 14 mm to 24 mm.

The third number is the temple length. It is the length of the stems of the frame that rests upon your ears. It can be measured from hinge to the end tip of the temple. In general, the temple length in most cases is from 120 mm to 150 mm. The bridge and temple help the frame to comfortably fit on the face.

Meanwhile, if there are no numbers on glasses frames, do not worry. You can always measure your eyeglasses frame with a millimeter ruler. Sometimes, the tiny numbers are worn off or sometimes they are printed too small that you might have to use the magnifying glasses. If you have known the glasses numbers meaning, you can choose to measure them by yourself.

At the same time, to fit the glasses better, you can also choose to measure your face for glasses frames. After knowing the suitable size of glasses, you can choose to buy a pair of glasses online. Thus, Koalaeye Optical is recommended. It is an online glasses store and provides all kinds of glasses, sunglasses, and frames. What’s more, these glasses are stylish and cheap.


JCPenney Optical

JCPenney Optical is your one-stop-shop for all of your family's eyewear needs. Whether you need an eye exam, sunglasses, contact lenses, or a set of great frames, you'll find frames, prescription lenses, sunglasses, and contact lenses from fashion designers and trusted brands at low prices.



S.T.Dupont - Glasses For Men

S.T.Dupont glasses inherits the traditional and consistent high-end image.No matter in the workmanship, materials, and design, they are striving for exquisite perfection, integration of western European flavor, fully showing the noble identity and noble temperament of the wearer. It has been loved by people all over the world for many years and has become a dynamic modern brand.


What is a progressive lens?

Progressive multifocal lenses are lenses with different upper and lower powers for seeing far above and below for seeing near. The distance from the fixed far power above the lens to the near power fixed below the lens does not change suddenly, but a gradual transition between the two through the gradual change in refractive power. Compared with ordinary lenses, there are many advantages. The appearance of the lens is like a single vision lens, and the dividing line of the power change is not visible. Not only is the appearance beautiful, but more importantly, it protects the age privacy of the wearer, and there is no need to worry about revealing the age secret due to wearing glasses.

Since the change of the lens power is gradual, there will be no image jump. It is comfortable to wear and easy to adapt. So it is easy to be accepted. Because the degree is gradual, the replacement of the adjustment effect is gradually increased according to the shortening of the short distance. There is no adjustment fluctuation, and it is not easy to cause visual fatigue. Clear vision can be obtained at all distances in the visual range.

Such a pair of glasses meets the use of long-distance, near-use and various distances in the middle at the same time. It is especially good news for teachers, doctors, music workers, and computer operators, because these people not only need to see far and near objects clearly, but most of the time they also need to be able to see middle distance objects such as blackboards, piano scores, and computer screens. . This is not possible with any lens other than progressive lenses.


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TR90 glasses frame

TR90 is not easy to deform and break, and it can withstand high temperatures and strong impacts. In addition, its material is relatively light, so many young people also like such glasses frames.

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