Knowledge of Sunglasses

What is the difference for low quality and high quality polarized sunglasses?

Ordinary polarized sunglasses can also dim light, but they only dim all colors, while high-quality polarized sunglasses use spectral adjustment technology,

How did sunglasses become popular？

In 1920, a unique cultural phenomenon became popular in the United States: the flapper style. 

At that time, many women cut off their long hair, kept

Sunglasses for fishing can protect your eyes.

There are 2 reasons as below:

1. Going outdoors to fish, usually by the side of water, such as by a lake, the sea, a pond, etc. 

What color's to buy sunglasses lenses for？

We all know that when going outdoors, especially when the sunlight is strong, we need to wear sunglasses when going outside.

Many people have heard that there is a type of glasses lenses that prevent blue light, can prevent myopia, and protect eye vision.

So is it true? Please listen to an ophthalmologist to help you answer:

Some suggestions for sunglasses:Purchase:We can choose sunglasses based on our own preferences and different uses to reduce strong light stimulation, prevent glare, maintain clear vision, prevent deformation, prevent UV rays, recognize colors without