Sunglasses is an essential item especially when you are outdoor

Sunglasses is an essential item especially when you are outdoor most of the time. Sunglasses can protect our eyes in two important ways: to filter harmful ultraviolet rays and reduce glare. The invicible ultraviolet rays can be harmful to your eyes even though you may not realise the damage right away. The damage might oakley fuel cell polarized be more visible after a lifetime of exposure. 

All types of eyewear usually comes with UV protection feature. It is advisable to shopt for sunglasses which can block 99 to 100% of both types of UV-A and UV-B rays. A pair of good sunglasses can also eliminate glare effectively. If you spend a lot of time in the sun, you are most at risk and a good sunglasses is not an option. People who had cataract surgery or retinal disorders and those who are taking certain medications such as sulfa drugs, tranquilizers, diuretics and birth control pills are especially sensitive to UV rays. 

Do You Really Need To Pay For Expensive Sunglasses? 

Any sunglasses have the ability to reduce glare as well stop our eyes from squinting. So what is the difference between a cheap sunglasses and the expensive one? The main difference lies in the lens. A cheap pair of sunglasses may not be as reliable when it comes to filtering UV rays. UV protection in any inexpensive sunglasses is from the layer of coating on the plastic lens. This coating is not lasting as it can be easily rubbed off or chipped over time. If the wearer continues to wear the faulty sunglasses, then UV rays will get through and damage the eyes. The lens in expensive sunglasses are made by integrating the UV protective layer into the lens so that it cannot be rubbed off. You can always check with the manufacturer on their lens production to get more information on their lens. 

Besides the UV protection factor, lens clarity is another feature which need to be taken into consideration. Cheap lenses are made from cutting the lenses out of one big plastic sheet, while the expensive ones are made from molten plastic poured into individual lens molds. Therefore , expensive lenses have less impurities and distortions which results in clearer vision. A pair of good sunglasses should wrap around the eyes as much as possible to prevent harmful rays from getting in. 

Name-brand and designer sunglasses can be polarized to reduce the glare of the sunlight reflecting off surfaces like the highway, cars, water or snow. Polarized sunglasses work by blocking off the horizontal light reflections and only let in vertical light reflections. The polarization of designer sunglasses makes them fashionable in other areas of lifestyle like golfing, boating, biking, swimming, fishing and aircraft flying. 

In conclusion, you are making a wiser choice if you spend more on a quality pair of sunglasses from a reputable manufacturer. Spending a few more dollars now can mean more years of good vision down the road. Sunglasses in any shade, shape or size, by any name may be a "hot" fashion item for trend-setting stars, men, oakley frogskins women and children, but the importance of protecting the eyes from damage far outweighs the importance of looking cool.