How To Choose The Right Pair Of Sunglasses?
When you're out in the sun, in addition to putting on sunscreen, you need to protect your eyes. The most direct way is to wear sunglasses, but how to choose sunglasses?
How To Choose The Right Pair Of Sunglasses?
Wearing sunglasses is mainly to block strong light and isolate UV, so good sunglasses, should have the function of blocking strong light, shielding UV, no parallax or as little color difference as possible.
Lens selection
1.Dye your lenses
This is the most common and relatively inexpensive type. Different colors of the lens, the function is not very different, you can choose according to your preference. If the choice is really difficult, then simply choose gray, because gray is a good universal color, while reducing the brightness of the light, the color distortion is relatively small.
2. Color-changing lenses
The biggest advantage of color-changing lenses is that you only need to wear the same pair of glasses indoors and outdoors, which is very convenient for people who need to wear mirrors themselves.
3. Polarized lenses
Polarized lenses are currently recognized as the most suitable for driving lenses, other outdoor activities such as cycling, skiing, fishing are also suitable for wearing polarized lenses.
4. Uv protection function
Sunglasses with UV protection function usually have clear labels, such as "100%UV absorption", "UV400", "UV" and "UV protection".
(1) The label "100%UV absorption" means that the lens has 100%UV absorption function;
(2) The label "UV400" indicates that the lens can block UV with wavelength below 400 nm;
(3) The label "UV" and "anti-ultraviolet" means that the lens can only block ultraviolet light with wavelength below 380 nanometers.
Generally speaking, in terms of the effect of UV protection, "100%UV absorption" > "UV400" > "UV" "UV protection".
Degree selection
If you are not nearsighted or already wear contact lenses, keep sunglasses at 0 degrees. If there is a diopter need, it is recommended that the medical optometry according to their own degree to check the match.
Frame selection
Generally need to choose the right frame according to pupil distance and face shape size. A lot of people love big-framed sunglasses, but they can be the wrong distance between eyes, or they can cause eye pain, dizziness and other discomfort due to the weight of the frame.
Avoid dark sunglasses to avoid blurred vision and falling down...
