What are the benefits of polarized sunglasses?

How works the polarized sunglasses?

Polarized sunglasses are different from the conventional sunglasses since they have a filter that blocks the sunlight that reflects on the horizontal surfaces such as the sea, the snow or the road. It allows that the useful light, it means, the vertical light is the only one that filters through the lenses allowing a clearer with better colour and contrast.


Polarized sun-lenses are available in a great variety of colours such as: grey, brown, green, etc. In the last years we can also find polarized mirror sunglasses. Another interesting option is the combination between the polarized sunglasses and the photochromatic ones which regulates the colour intensity according to the amount of light.

Advantages of polarized sunglasses:

  • They avoid the visual fatigue
  • They prevent that the sunlight blind us
  • They allow a clearer vision with a better contrast


This kind of sunglasses are a great additional help to those people who suffer photophobia, besides they are ideal to avoid the visual fatigue. These lenses have UV400 protection that filter the sunlight that can damage in the ocular tissue.

These lenses are recommendable to use them to practise outdoor activities or sports, in those activities in which our sight is going to be in direct contact with the sunlight for many hours. The polarized sunglasses are very useful to go to the beach, to realize hiking trails, sailing, and fishing and especially for driving.

How to recognize a polarized sunglasses?

To prove it, it must be done simple test. You need to put the sunglasses in a horizontal or vertical position in front of a screen, it could be the pc or the tv.. If, in any of the two positions, you see the screen in black and white, then they are polarized lenses.


Best brands in polarized sunglasses

These brands have obtain a great importance inside the users, thanks to their polarized lenses’ quality like Serengueti, Maui Jim, Oakley, Vuarnet, Ray Ban, Arnette or Polaroid that count with a great diversity of polarized lenses in their corresponding catalogues.

And now we are going to show you a selection of the best polarized sunglasses.

All textual content published on this blog is the intellectual property of Ricardo Ferreira Reyes and Roberto Ferreira Reyes, the experts and opticians of Optica Herradores. Each article has been meticulously crafted with their extensive knowledge and expertise at the core. The insights, advice, and information provided are a reflection of our opticians' dedication to the field of optometry and their unwavering commitment to providing valuable content to our readers.
Ricardo Ferreira Reyes, Professional Licence Registration Nr.: 19975
Roberto Ferreira Reyes, Professional Licence Registration Nr.: 19973