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Key to choose sunglasses lenses

by:Eugenia     2020-07-30
A pair of sunglasses is good, not qualified, have the effect of uv protection, these questions whether the key is to look at the lens of sunglasses quality meets the requirements, so how to identify whether qualified sunglasses lenses? How to choose sunglass? Small make up from the lens, lens, lens color depth quality three aspects to provide the reference for you. Ms sunglasses factory YC9702 sunglasses black/C3 lens dazzle colour blue 1, the quality of the lens. Lens surface should be smooth, no grinding crack, stripes, bubble. The lenses flat, look from the horizontal direction, the lens without warp. Wearing glasses, aim at level 2 meters in front of the vertical objects, such as doors, Windows, etc. , from top to bottom and move around, as if to see objects without deformation, illustrate the lens without distortion. Sunglasses factory YC9708 general sunglasses C7 black box silver lenses leg/grey 2, lens color. Lens color to light gray, dark brown or light smoked for excellent, followed by green, amber, etc. Gray lenses do not interfere with our color on the outside. Avoid using blue lens, it will make us to distinguish the color of the traffic signal. By car the best polarized glasses, they are able to reduce glare. Sunglasses factory YC9712 men sunglasses C1 gun/green 3, color depth. If you wear sunglasses, others can see clearly in your eyes, then your lens color is too shallow
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