Do All Yellow Lenses Block Blue Light? | KOALAEYE OPTICAL

Do All Yellow Lenses Block Blue Light?

What are prescription computer glasses?

Prescription computer glasses are prescription glasses designed to do computer work. They allow your eyes to focus on the computer screen, which is farther away than reading material would normally hold. These special glasses are designed to meet the visual needs of the movement.


Are titanium glasses frames worth it?

In order to exert the flexibility of the material, the β titanium frame is designed to be mostly fine and delicate, and the style is limited by this. So the price of a pure titanium glasses frame is more expensive than the beta titanium frame, of course, the comfort is higher. Beta titanium has better strength, fatigue resistance, and environmental corrosion resistance than pure titanium and other titanium alloys. It has good shape plasticity and can be made into wire and sheet, which is lighter.

Because the texture of pure titanium frame is better, so it is more expensive than other frames, at least should the price reach more than 20 dollars, if the frame is only a few dozen dollars, then it must be fake and inferior. The most important thing to avoid buying fake products is to choose brands. For example, Seiko and other well-known brands rarely have fake and inferior products, so that consumers can be more assured to buy.



Why are designer brands in Japan popular?

Japan has long admired the spirit of design and craftsmanship. These designer eyewear brands are often hosted by single designers with strong personal styles. Different styles of glasses design language are highly consistent. Some of these designers have transitioned from fashion design to graphic design, others have been designing glasses all their lives, or even just picked up inspiration in the creative process and started a brand. There are many such designer brands, and the better brands often have very loyal and stable customer groups.


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.



What Are Horn Rimmed Glasses?

Horn rimmed glasses are a mainstay of refined eyewear. Their cultural popularity is a given, and they are widely known as the frames that Malcolm X wore while giving public speeches in the 1960s.

Why is it called horn rimmed glasses? Because the glasses are actually made from horns at an early time. Horn rimmed frames were originally made out of real horns, tortoiseshell, or ivory. Besides this, it is also a reference to the horned look, characteristic of the style.

However, nowadays, horn rimmed glasses are made from plastic designed to mimic horn and shell and they are more affordable. The horn rimmed glasses are not only defined by their frame material but also their style. Each pair has accented hinges near the temple of the wearer.


The Cons of Transition Lenses

However, besides the pros of transition lenses, there are also some negative voices of transition lenses.

The transition lenses are not effective in cars because the windshield blocks the UV rays so that transition lenses won’t darken very well in the car.

Different brands of photochromic glasses have different levels of darkness and different reaction times. So, you may need to ask the doctor to find the brand that works best for you. Transition glasses are affected by colder weather. So it means that it may take a bit longer to react to UV rays in winter. Most transition lenses are not polarized which may result in harsh glares.

So, if you need transition glasses, try Koalaeye Optical, which provides the Koalaeye photochromic glasses. Besides these, Koalaeye Optical also provides other kinds of glasses, such as blue light blocking glasses, polarized sunglasses, progressive sunglasses, and so on.


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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.

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