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It Is Best To Wear Metal Sunglasses In Summer
Sep 01, 2017

It is best to wear Metal Sunglasses in summer
So how to avoid the accident caused by glare it? According to the manufacturer, the Metal Sunglasses factory in the Metal Sunglasses city pointed out that the high-speed traffic police suggested that the driver can choose the polarized Metal Sunglasses, which can reduce the glare and effectively exclude the lens. And filter out the scattered light in the beam, so that the field of vision clear and natural.
      In addition, the dark light is another sense of glare, will make pedestrians or drivers transient "visual loss", which led to traffic accidents. And, in the case of improper protection, this glare will hurt people's eyesight. "Metal Sunglasses manufacturers, so now many of the rearview mirror is anti-glare, some or automatic." Traffic police said that when the car lights when the glare of the headlights, the former car if it is automatic anti-glare Rearview mirror, it will automatically adjust the light filter.
How to identify the quality of Metal Sunglasses good and bad? Sun Metal Sunglasses wholesalers give you the answer.
1, look at the Metal Sunglasses Appearance:
1) electroplating, paint coating, sheet surface polishing and other surface color uniform, no obvious flaws, spots and scratches.
2) lenses, mirror legs and other printed, laser and carving strokes clear and smooth, easy to identify, easy to fall off.
3) the lens color is correct, no color scratches and bubbles, progressive film color is too natural, left and right lens color symmetry.
4) holding the Metal Sunglasses feet facing the fluorescent lamp, so that the mirror of the reflective strip gently moving, fluorescent light will not appear wavy, twisted, that the lens without stress.
2, look at the packaging and origin description:
Good Metal Sunglasses with complete packaging, tag or brochures, tag, product code and brochures on product description, industry quality standards and detailed dealer or lens manufacturer manufacturer contact content.
3, the final try:
Good Metal Sunglasses as clear and true, comfortable to wear, Metal Sunglasses manufacturer, no pressure nose, temples, ears and other feelings. Fine workmanship smooth and delicate, smooth and natural lines.
Metal Sunglasses factory staff why wear Metal Sunglasses will produce dizziness when the phenomenon?
There are three main reasons:
1, the prism degree exceeded: the prism is the distance from the lens to the object, 100 times the lens on the object lens ability, that is, the imaging point deviation distance from object to lens distance ratio cm / m, including two indicators: Pairs of the vertical axis of the lens difference of not more than 0.25cm / m, the level of the meridian difference of not more than 0.75 cm / m: If a pair of Metal Sunglasses two lenses beyond any of these standards, which will make people feel eye up.
2, the degree of spherical degree: the degree of the ball is the main meridian of the two meridian optical average of the ︱ D1 + D2 ︱ 2, the standard within ± 0.12mm, if more than this standard, it will make people feel dizzy.
3, astigmatism excessive: astigmatism is the lens of the two main meridian optical degree absolute value difference ︱ D1-D2︱, the standard should be greater than 0.12mm or less, if more than this standard, it will make people feel dizzy. Because of the 6-bend (referred to as 6C) the following three indicators of the lens is more stable, not easy to exceed the standard, more than 6C optical processing doubled the degree of difficulty, the corner is too large lens curvature in 8C above.
 Outdoor activities, travel most people know that UV will cause harm to the skin, such as sunburn, accelerated aging and skin cancer, etc.; but do not understand the UV will cause serious harm to the eyes. Long exposure to ultraviolet light may cause corneal burns, cataracts, retinal macular degeneration, and eyelid skin cancer. American optometry also pointed out that the sun on each part of the eye will have a destructive effect, and there is accumulation, when the light into the human eye, only some specific wavelength range of light to stimulate the photoreceptor cells, so that we can See that this is the "visible light", the light field between the wavelength of 400mm to 800mm, frame manufacturers, but the ultraviolet light of these naked eye can not see the light absorbed by the eyes, long-term accumulation of the cornea, retina, crystal, etc. There is a destructive effect, will lead to cataract, photochemical corneal eye and other eye diseases. In addition to sun hat, sun umbrella, Metal Sunglasses is also an indispensable sun shade tool in summer, not only can block the strong light but also fashion life props.