Polarized sunglasses contain a chemical filter applied to the lens surface which can eliminate distracting glare. Polarized sunglasses have been popular amongst anglers and boatmen for a long time due to their ability to reduce glare. Today these glasses are widely used by everyone in daily routine or any outdoor activities, especially in reflective places.
The UV sunglasses or conventional shades are designed to prevent the UV rays only. The blinding glare strikes directly to the eyes to cause discomfort and blurring vision. On the other hand, a chemical layer built in the polarized shades will filter out the dangerous glare and allows the helpful light to pass through the eyes. Thus glass wearers will experience a clear vision and good color contrast. Sunlight is present everywhere around us, even on shades. It becomes polarization only when striking on smooth surfaces like a lake, open water, highway. Polarized lenses will allow beneficial light to pass through and blocking horizontal rays known as glare.
Cheap polarized sunglasses block both UV rays and glare to enhance the visibility for any outdoor activities.
When it comes to UV protection, polarized shades provide the same performance as other sunglasses. With these great benefits, polarized sunglasses are a preferred choice by men for most outdoor adventures, especially activities in a water environment as water sports, fishing, boating, beach sightseeing. When working or playing sport in wet environments where glare is present the most, polarized lenses will help to get rid of annoying glare and enhance visibility while keeping your eyes protected.
When to wear polarized sunglasses?
Most activities or adventures in or nearby a water environment as fishing, water sports, boating, beach sightseeing, have the great benefit of wearing polarized lenses. Polarized lenses also help drivers to have a better ability to control vehicles when exposed to glare from the roads.
When are polarized lenses not appropriate?
- Operating any LCD machine or electronic devices since images are blurring when viewing through polarized lenses.
- Polarized lenses can not detect the true colors of ice and snow. Thus wearing them for skiing becomes dangerous.
How to detect polarized lenses?
- By external appearance: look for a letter "P" or a word "polarized" printed on the sunglass temples.
- A polarized tester: The blurred image on a polarized test becomes clear when viewing through polarized lenses.
- A computer screen: polarized technology makes it difficult to view screens than naked eyes.