Driving Glasses - Dashall
Dashall opened an official flagship store on the Internet so that the majority of Internet users can buy the same type of goods online as in physical stores. Since its inception, it is deeply loved by the majority of users. Since the establishment of the Dashall brand, they have been working hard to treat users with high-quality products and better service. At present, the main products of Dashall are anti-glare glasses, reflective color film, glasses chain, anti-blue light goggles, sunglasses, polarized lens, sunglasses, driving glasses, glass frame, etc.
Blue light blocking glasses lenses and common glasses lenses have different functions.
Blue light-blocking glasses are glasses that prevent blue light from causing irritation to the eyes. Its main function is to prevent the eyes from being affected by this light and from being irradiated. It is suitable for use in extreme working environments. Blue light-blocking glasses are not for everyone. Special anti-blue light glasses can effectively isolate ultraviolet and radiation and can filter blue light. They are suitable for use when using electronic products. And common glasses are used to improve vision, eye protection, and could solve a variety of vision problems, including myopia, farsightedness, astigmatism, presbyopia or strabismus, amblyopia, and so on.
Polygonal eyeglasses
Polygonal eyeglasses are a popular trend in recent years, showing the strong self of the personality trend and an interesting personality. Because the shape is unique, unlike ordinary square glasses frame, it can subtly shift the focus, so that the face is more perfect, very suitable for the confident man who can calmly face other people's eyes. Basically, the geometric frame is a stylish and versatile one. Men with small, wide eyes are particularly recommended to try this playful frame to create a larger, narrower eye distance effect.
How to buy prescription glasses online
Consumers should choose different styles of frames according to their age and professional characteristics. Because everyone has different face shapes, different interpupillary distances, and different diopters, the size of the frames should vary from person to person.
Lenses are divided into glass lens, resin lens, and PC lens, and you can choose according to your preferences. The glass lens has a stable refractive index, good abrasion resistance, and stable optical performance, but it is relatively heavy and easy to break. Resin lens with high light transmittance is light, safe, and not easy to break, but the surface is easy to wear. PC lens has a high refractive index, but the surface is easy to wear.
Powerful Function of Lens From KOALAEYE
The lens is flat with high clarity. The glasses have an anti-scratch coating, an anti-scratch coating on both sides of the lens, which can effectively reduce the wear of the lens and prolong the service life of the glasses. However, the scratch-resistant coating is not 100% scratch-free but is more scratch-resistant than uncoated lenses. They have Super Hydrophobic coatings, Oleophobic coatings, and ultraviolet protection functions. Glasses are not only fashion accessories but super weapons to protect eyes and restore clear vision.
The Types of Blue Light Glasses
Computer Glasses - Clear Lenses
First, we will show you the computer glasses which have clear lenses, These glasses are made to be used when working on your computer, smartphone or while watching TV. The best computer glasses can filter 5-30% of all blue light.
Night Driving Glasses - Yellow Lenses
When driving at night, the blue light glasses with yellow lenses would be suitable. These blue light lenses are good at removing more of the highest energy blue light, around 440 nm and they are also able to distinguish traffic lights when driving at night. These glasses can block around 65-70% of blue light.
Blue Light Glasses for Sleeping - Red Lenses
The blue light glasses for sleeping have red lenses. The best blue light glasses come with red lenses and they block 99.5%-99.9% of all blue light and a large amount of the green light spectrum, from 495-550 nm.
After knowing the different types of blue light glasses, we will show you how to perform the blue light glasses tests.
How did the eyeglasses market develop?
With the discovery of clear glass paste in the 14th century, lenses became cheaper and easier to sell outside Venice. In the 15th century, the invention of the printing press made it easier to read, which greatly increased the demand for glasses. By the 16th century, frames were made of luxurious materials such as horn, leather, and whalebone. They used real turtle shells. The artificial plastic celluloid was later used to make frames that had never been seen before. In the 1950s, glasses became more popular than ever. Even today, glasses are considered one of the best fashion accessories. Different colors and styles of frames can be made according to the face shape. New technologies for lenses, contact lenses, and even frame materials continue to evolve year after year.
