are progressive lenses more expensive? | KOALAEYE OPTICAL

are progressive lenses more expensive?

Are blue light glasses good for driving at night?

Are blue light glasses helpful when driving at night? The answer is not necessarily. Anti-reflective coating on glasses is beneficial. But blue light blocking won't have any effect on your driving at night. If your glasses have an anti-reflective coating, then they might be helpful for night driving. Otherwise, they won't have any impact.


Ada Vision Center

They will help you narrow down your options to find the look, fit, and functionality you want. Optical Glasses provides a large selection of glasses, designer frames, and sunglasses. They provide the latest collections of European and American designer glasses in a variety of styles, colors, and materials, including titanium, stainless steel, and plastic. They have a variety of glasses and sunglasses frames designed by top designers. Sunglasses add comfort to your actions. They help you learn about lens and glasses care techniques and the benefits of bifocals, progressive lenses, high refractive index lenses, and prescription sunglasses. According to your special needs, they can provide you with professional glasses sports glasses, protective glasses.



Why are eyeglass frames are so expensive?

Plastic frames are often used for rimless glasses, but they are not very resistant to corrosion and break easily. The plate is a new type of plastic, and it is light and has high hardness, not easy to deform, but the surface is easily corroded by sweat. TR90 has features of wear resistance, good chemical resistance, solvent resistance, weather resistance, not burning, high-temperature resistance. Plastic steel does not contain any metal, but it is a kind of high-strength molecular material, lighter than TR90. They have a higher level in corrosion resistance and strength and other aspects. The frames made of good materials are more comfortable, durable, and textured in daily wear, and will not cause skin allergies. Plate, titanium, TR90, alloy are the most used materials on the market at present. The price is in dozens of yuan to hundreds, thousands of yuan.


The Advantages of Polycarbonate Glasses

In fact, polycarbonate glasses come with several benefits and this section will show some of them.

First, polycarbonate glasses are safe and are virtually unbreakable. A study found that polycarbonate glasses were more impact-resistance than glasses or other types of plastic lenses.

Second, polycarbonate glasses are thinner than other types of lenses. This feature makes them ideal for people who have strong prescriptions. Lighter and thinner eyeglasses are less likely to slip off your nose and are more comfortable for everyday wear.

Third, extended exposure to UV radiation from the sun can cause damage to your eyes and lead to some eye conditions such as cataracts or macular degeneration. Of course, polycarbonate glasses can block out harmful UV rays from the sun and provide good protection for your eyes.

However, there are some negative voices of polycarbonate lenses.



Anti-reflection Coating

Anti-reflection Coating, known as reflective coating and antireflection film, is called anti-reflection coating in English, or AR Coating for short. Initially, anti-reflection coating technology was used in the sights of weapons. It was only after the war that the technique was used to improve the performance of eyeglasses. Another problem occurs when taking pictures because the lens's surface is relatively reflective. The resulting photos don't show the eyes of friends who wear glasses. This problem is solved by plating anti-reflection film.


Advantages Of Acetate Frames

  • Firmness and good gloss. The style is beautiful. It is not easy to be deformed and discolored, and it is durable.
  • It is not easy to be corroded by the sweat of the skin and other irritants, and it will not be discolored by ultraviolet radiation.
  • Diverse styles, various colors, suitable for many types of people, and easy to match clothes.


AngebotspreisAb
AngebotspreisAb


How to buy contact lenses online?

Choose the right contact lens for your situation. Base arc and degree need to be added in the hospital or optician shop to determine. Try not to buy according to the framed degree. Some businesses claim to have the lenses having South Korea's silicone hydrogel, with annual throwing. They are not to be believed, because the material characteristics of the silicon hydrogel are not capable of making long-time discarded type lenses. There are a lot of things to pay attention to in order to properly wear contact lenses. For example, a medical optometry sheet is the premise of attention. Each pair of contact lenses is marked on the package of the basic arc, diameter, water content, diopter, and other parameters. Only according to the optometry sheet, you can choose the correct basic arc, diameter, and diopter. At the same time, there is a certain distance between the glasses and the cornea.

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