The hot sunshine makes us feel hard to open our eyes. Besides, the UV rays in the sun can cause eye damages. So, there are lots of people who begin to wear sunglasses to protect their eyes. However, you must know that wearing wrong sunglasses is even more dangerous to your eyes. For this reason, you should wear different sunglasses in different occasions.
First, if you are going to go outside in sunny day, dark colored sunglasses are recommended. If you choose sunglasses for outdoor life, you'd better choose brown, grey, green-brown colored sunglasses, because those colored sunglasses can help you mild the strong and shinny sunshine thereby to protect your eyes.
Second, if you stay in room or some places in dark light, bright colored sunglasses are recommended. For example, the bright colored sunglasses such as red sunglasses, orange sunglasses and yellow sunglasses will help you achieve clear vision in dark light condition. They can give you a clear vision when you see things in dark. But those colors of sunglasses shall not be used in sunny day because they will make the sun more shinny.
Third, if you want to drive in sunny day, polarized sunglasses with brown and grey colored lenses are recommended. Polarized sunglasses can reduce the shinny sunshine and filter any kinds of harmful reflective lights. Thus, by wearing this kind of sunglasses, you can get clear vision when you drive. Now, many famous brands sunglasses include polarized sunglasses which are popular among drivers.
For the stated above, you can also know that a pair of sunglasses is not enough for a person to get eye protection. You can purchase several pairs of different sunglasses for different usages. But there is one thing you must keep in mind: whatever sunglasses you prefer to buy, you must make sure the sunglasses have UV protection.
Be cautious in choosing sunglasses (2011-5-16 9:27:46)
Be cautious with choosing sunglasses for drivers (2011-4-21 13:45:54)