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Sunglasses How To Choose The Key For You To Hack The Blackboard
Aug 21, 2017

Sunglasses how to choose the key for you to hack the blackboard

With the arrival of the summer, more and more fashionable men and women began to wear Sunglasses, which is not only a clothing decoration, but also play a protective role on the eyes. So how to dazzle from the Sunglasses market, pick out their own satisfaction with the Sunglasses? The following small series will be for everyone to focus, teach you how to choose the Sunglasses.

1. UV protection is important

Wearing Sunglasses in addition to reducing the light to stimulate the eyes comfortable, the main purpose is to prevent UV damage to the eyes, and the lens color and whether the anti-ultraviolet is two different, even if the lens color is deep, it may not be effective anti-UV, so be sure Select the lens with anti-UV function. Usually the Sunglasses have a UV index between 96% and 98%.

2. Different colors are different

Through the color of the Sunglasses, the color contrast of the eyes is different. If you choose the color of the lens, it is not impossible, but when driving must be divided into clear green light.

(1) gray lenses can be very effective in reducing the intensity of light does not affect the color contrast.

(2) brown glasses can enhance some color contrast and block the blue light, so the more bright days, wearing a brown good, such as snow.

(3) yellow / amber is more yellow than brown color, can greatly enhance the color contrast, almost blocking all the blue light, to be the traffic lights, do not choose this color.

(4) red and orange are more suitable for winter cloudy days.

(5) Purple Suitable for people who want to hunt on green meadows.

(6) copper color can reconcile the sky and the color of the grass, suitable for playing golf.

(7) blue and green can enhance the yellow contrast, suitable for playing tennis.

3. lens material to be selected

There are three kinds of lens material, three have advantages and disadvantages.

NXT polyurethane (NXT polyurethane) made of lenses, impact resistance, flexibility, light weight, there is a great optical clarity, but very expensive.

Polycarbonate (Polycarbonate) easy to scratch, than the NXT polyurethane optical clarity is small, but relatively cheap.

Acrylic is also cheap, but it is the most durable, the most transparent.

4, according to face selection Sunglasses shape

Round face: round face sister for a square frame, not exaggerated cat's eye, bowknot frame is appropriate. Taboo choose round or light, naive models. Slightly wider than the face frame of the most appropriate frame.

Oval face: this face is not pick the type of comparison. Only ouch not too flat shape just fine.

Square face: square face always gives a very tough feeling, slightly rounded square shape can be more supple, you can weaken the tough sense of the line. So the edge of the Sunglasses to the width of the box, so as to the performance of Hao Lang lines, to facial beauty.

Peach heart face: heart-shaped face of the sister actually quite cheap, in the selection of Sunglasses do not need to spend too much thought, but the most suitable for heart-shaped face is the kind of cat's eye Sunglasses, exaggerated style, with angular design is Very nice!

Sunglasses polarized good or not polarized good?

Sunglasses lens function is divided into: polarized lenses, anti-reflective film lenses, color lenses, painted lenses, color lenses and other five.

Polarized lenses: to block the glare, so clear and natural vision, generally applicable to driving, fishing, sea, skiing and other outdoor sports.

Anti-reflective film: the lens surface coated with thin magnesium fluoride to prevent light reflection, apply to the snow or a strong reflective place.

Color lenses: also become a stained lens, in the lens production process, with some chemicals, so that the lens presents colorful colors, which is the most common type of Sunglasses lens.