Portable wearing sunglasses can reduce or eliminate the problem

The two lens and the tone and photochromic color is available in the lenses of different materials. Although not every lens for everyone, for example, photochromic lenses color driver is not suitable, because the car glass front will stop a lot of ultraviolet and photochromic color sunglasses can not receive sufficient uv. Therefore, it is actually not the dark car.
In short, if you decide to choose your prescription sunglasses, the key point is you choose the most light weighted, comfortable, suitable lens, protect your eyes, and enhance your charm. Fashion sunglasses is certainly on the big frame, but I personally feel that the light weight of the glasses more comfortable. He was wearing a large heavy frame, even can give some people a headache weight makes you nose pressure, your ears, or temple. Portable wearing sunglasses can reduce or eliminate the problem. Titanium is a good choice, because they are lightweight, flexible and rigid frame sunglasses. It also has the characteristics of no corrosive and hypoallergenic, service life and allows it to be longer. Anti-scratch coating on the lens to provide these pairs of durability and protect your eyesight harmful objects. Coating to ensure these prescription glasses and sunglasses last longer, to ensure the protection of your eyes for a long time.
In a sunny day, the glare of the sun can have damaging effects, while driving and other activities. With anti-reflective coating glasses prescription or nonprescription Sunglasses reduce glare, to give you a clearer vision. Antireflection coatings can protect you against ultraviolet reflectance of water, sand, glass and cement. To reduce reflection and improve visual acuity, it increases the focus. When driving at night, or in front of the computer work, this proved to be useful. Glare less effectively decrease the stress in the eyes, the eyes, and you get less emphasis.