What is Prism on glasses?
Sat, Apr 09, 22 By : Koalaeye
How to Tell If Lenses Are Plastic or Glasses? If you want to know if your glasses are made of glasses or plastic, the safest way is to ask the optician from whom you bought the glasses. If you do not want to ask the optician, there are several ways to differentiate them, such as sound, weight, and temperature. Lightly tap the lens against your teeth or your ring. If the lens emits a high, ringing tone, it is a...

How to Tell If Lenses Are Plastic or Glasses?

If you want to know if your glasses are made of glasses or plastic, the safest way is to ask the optician from whom you bought the glasses. If you do not want to ask the optician, there are several ways to differentiate them, such as sound, weight, and temperature.

Lightly tap the lens against your teeth or your ring. If the lens emits a high, ringing tone, it is a glasses. On the contrary, the plastic will have a low thud like sound when tapped.

Glass lenses are much heavier than plastic glasses and glass lenses feel colder to touch while plastic glasses feel warmer since it is a better insulator.

After learning what lenses you have, it is time to show how to remove coating from glasses.


Understand the impact of frame selection on the lens

Frame size is an important consideration when using progressive lenses because some progressive lenses work better in frames of different sizes. Since progressive lenses allow you to see at all distances, it's important that the whole range of vision fits within the frame. Therefore, very short lenses and larger lenses are not suitable for progressive lenses.



The working principle of driving glasses

The driving glasses are designed according to the polarized angle and radian of the lens and the principle of precision optics. It can only let the beneficial light pass through, and other light sources, like strong sunlight, car headlights, and other light sources are filtered, to eliminate the interference of external light, and avoid the appearance of eye-catching, dazzling, and other situations. That's basically how the driver glasses are designed.


KoalaEye Gold rimless glasses - Lilac

The rimless frames focus on lightness, reducing the pressure on the wearer and increasing comfort. The rimless era says goodbye to the shackles of the frame. The pair of glasses are suitable for all face sizes. Free and comfortable, unique texture makes your temperament unique, gentle elegant, and charming. The radian is beautiful, and the craft is exquisite, in accordance with the feminine soft and gentle characteristic. They are not easy to lose, not easy to damage, durable. They reduce the contact area with the skin, safe and comfortable.



Are Horn Rimmed Glasses Suitable for You?

Since the horn rimmed glasses are fashionable, some of you may ask whether horn rimmed glasses or horn rimmed sunglasses are suitable for you. It may depend on several factors such as style, preference, profession and responsibility. Horn rimmed glasses can bring a sense of fashion sense for you.

In addition, horn rimmed glasses will never go out of style. If you like them, have a try.


What is an eyewear chain store?

Eyewear chain is a retail company that operates the same kind of eyewear products or services by its branches under the leadership of the core head store or head office. It is an economic union organization form that achieves scale benefits through standardized operation and management. Among them, the core company is called the headquarters, and the main store or the scattered operation company is called the branch store, the store, or the member store. It is one of the most popular modes in the eyewear retail industry to adopt the mode of chain and scale operation.



What are the advantages and disadvantages of bifocal reading glasses?

The advantage of bifocal reading glasses is a large field of vision, and they can be used with the same pair of glasses to see far, near. The cost is lower. But different areas have obvious intervals, and the appearance is not beautiful. The middle distance is fuzzy. They need to adapt to the period. Bifocal reading glasses lens is divided into two parts, and the degree of the two parts is not the same. The upper part is the mother of the flat area to see far, and the next part is the child of the reading area to see near. There is an obvious interval. The appearance is not beautiful. There is no transition area between two different areas, so its vision is fuzzy, easy to produce a 'jump image'. Long-term wearing will make people dizzy or fall down when climbing stairs.

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