Several kinds of sun wearers

Several kinds of sun wearers

Several kinds of sun wearers

(1) 99% of ultraviolet protection

A pair of good quality sunglasses should filter ultraviolet A and ultraviolet B as possible as 99% to 100%, the tint should distribute average enough, the image should not out of shape or any other flaw.

(2)100% of ultraviolet protection or UV 400

The superior sunglasses should contain the label, sometimes can be noted as " absorb in the ultraviolet as much as 400nm", it means in the common senses, this sort of sunglasses can provide you all-sides UV protection.

(3) Polarized sunglasses

Polarized sunglasses are widely used in our daily life, especial among sport games, for the reason of changing the light to adapt our demands and work to enhance the effect by balancing light transmission and blocking out glare which can be potentially damaging to the eyes. A huge number of outdoor sport games such as water sports, mountain climbing as well as driving take great needs of polarized sunglasses.

(4) Wraparound sunglasses

Unique outward design which contribute to blocking the light from edge injection, for some people who engage in outdoor wok or prefer to sport games, it is the best options to prevent the multi-functions and protections. Moreover, it also can prevent the light entering from black to destroy eyes.

(5)Plating lenses (reflect type lenses)

It is the lenses which involves in thick and metal lenses, it can reduces all light

access to our eyes, but less possibility to flitter the ultraviolet completely.

(6) Photochromic lenses

It is the lenses which can keep the color for quite a long time( it is not change with the out light), it sometimes divide into single layer transitional lenses and double layer transitional lenses. The former one change it's color from top to bottom, it is the best choices from drivers and can prevent the glare from strong light, at the same time, make sure the drivers have the clear view to gauge board. With regard to the double layers transitional lenses, the colors distribute to the top and bottom part with the deep colors, the center part turn to be lightly. This design can prevent the light come from the surface of water, snow and reflect from sky.

(7) Polycarbonate (PC lenses)

The lenses are mainly used for making with the awning of supersonic plane, riot shied and sporty sunglasses. Actually, the lenses can be made with any prescription lenses.

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