how to tell if sunglasses are polarized :Their most noticeable quality is the difference in handling reflected light between a pair of polarized sunglasses and a regular one.
There are three types of light in life: direct light, reflected light and diffuse light. Because they filter out the reflected glare, polarized sunglasses can help you avoid dizziness and offer a clear vision during summer.
What suits to wear polarized sunglasses more appropriate？
The best drivin lenses-Polarized Lenses: It has been universally accepted that polarized lenses are the best lenses for driving. Some of the light reflecting off an object’s surface becomes polarized to form glare. Anti glare, anti-strong light, protect your eyes and make your eyestereduce surface reflection of lighting and external lighting, it does not tamper with True Colour of the scene;With 90% light penetration, Flim Guard this eyeglass has an Oleophobic coating that reduces smear type fingerprints penetrate the film which is the worst. Adheres to the light polarization principle, eliminates the dazzling light, the light does not pass through disorder, it is a feature of the function of this polarization plate.
The lenses, in both polarized Angle and radian, are professionally designed and processed so that you will not feel any scene distortion or dizziness.
Regardless of the type of activity, driving, mountain climbing, ski, fishing, biking, playing golf, having a pair of sunglasses that cuts down on glare and reduces eye strain is a must have!
Polarized glasses advantages
1.Effectively reduce glare
The greatest benefit of polarized sunglasses is that they reduce glare. While participating in outdoor activities, including driving, fishing and skiing. Intensively r eflected light from a water surface, from snow or M,ndlicl1 flO or from a metalic surface are encountered repeatedly. This light intensity not only can be uncomfortable and cause eye strain, but it can also compromise visual clarity and long-term damage to our eyes. Polarized sunglasses have special polarized lenses that help to remove horizontal glare, making our vision much more comfortable and clearer.
For instance, polarized sunglasses can reduce the glare which is reflected from roads, bodies of water, snow, and other horizontal surfaces when driving, making it more easier for the wearer to see what is going on, such as scenes of road and traffic. Polarized sunglasses can allow you to see fish schools more vividly in fishing, it brings your fishing to be fun.
2.Enhance color contrast
Polarized sunglasses can also boost color contrast, resulting in a more vivid and realistic view of the world around us. This is because polarized lenses block some of the scattered light that would otherwise hit our eyes, making it easier to see the distinctions between colors. When we go outdoors, especially when we are in the mountains or in the countryside, in the face of nature, in front of the charm of color, polarized sunglasses let us to feel and see in whose splendor.
When climbing mountains for example, because of the polarizing effects, with such sunglasses we can see the distant mountains and blues in the sky. At the beach, polarized sunglasses permit us to observe the colors of the sea and the detail in the sand so that we can enjoy a great holiday.
3.Provide better eye protection
Polarized sunglasses offer long-term benefits such as cataract prevention, macular degeneration prevention and other eye conditions. Not only do polarized sunglasses reduce glare and improve color contrast, but they also provide superior protection for your eyes. With polarized lens, it can block more ultraviolet and harmful rays, reduce more damage for your eyes.
What’s more, polarized sunglasses are built with sturdier and more scratch-proof lenses that are able to hold up better when it comes to protecting our precious vision.
working principle of polarized glasses
Polarized lens has a function which has a design principle based on the polaroid. When sunlight is incident upon sandy ground, water surface, snow or road surface. it can cause the eye to feel unpleasant and tired to be reflected light. But the problem is solved by polarized sunglasses.
filter reflected light
The polarization state and curvature of which are designed through accurate optics so that it works as Venetian blinds and organizes those chaotic rays of specular reflections. The structured light enters both eyes in a consistent direction, bringing softer ambient scenes and reducing eye fatigue.
The characteristics of polarizing film
Uniquely, polarized lenses also offer unmatched eye protection. The cause is a transparent film with dichroism in the polarizing film in such a display. It transmits light of which the direction coincides with that of the polarizing axis and absorbs light in the direction perpendicular to the polarizing axis thereby making the light polarized. By means of this action, polarized lenses reduce annoying and sometimes dangerous glare on surfaces like glass or water and should be worn anywhere outdoors. Besides, they could block 99% of UVA and UVB ultraviolet rays, best choices for your eyes and skin protection.
How to buy polarized sunglasses
the quality of polarized sunglasses
The basic role of it is to resist ultraviolet ray and filter polarized light. The best polarized sunglasses lens can block the penetration of more than 90% of ultraviolet rays. Please select sunglasses that are polarized or have “UV400” sign, which can provide the most effective sun block.
Long-term wear will not have discomfort
If you feel uncomfortable, dizziness, headache, dry eyes, tingling and other bad conditions, Please take it off immediately. so I believe generally the lower quality of lens will harmful your eye.
Choose polarized sunglasses to focus on the protection of the frame
The protective effects of polarized sports sunglasses in addition to the special function of uv protection, it can also prevent the glare, protect the eyes, filter light and other common functions, the majority of polarized sports sunglasses frame material for radian to design, to effectively prevent outdoor wind and the stimulate to the eyes on foreign and other harmful substances. the rigidity of polarized lens,and the flexibility degree of frame material, to see whether it will cause injury to human body.
How to identify polarized sunglasses
1.use the test card
If it’s viewed quietly through polarized glasses, some hidden patterns or text (fishes, the logo) within the card are revealed.
A method of testing by overlapping two pairs of glasses.
If you do not have a test cad, you can select your own polarized sun glasses. Place the polarized sunglasses on their overlie sunglasses (which you have to dentify). If you can’t see the item behind the lens overlay, then that’s genuine polarized sunglasses, If you will see, then it’s regular sunglasses
Electronic screen testing method
Polarized sunglasses with a small round of material through to watch the phone screen, Rotate the phone screen to a certain Angle, the phone screen becomes black, because the polarized lens can filter the direction of the phone screen
