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Posts Tagged ‘v’

Sun Protection Factor of Polarized Sunglasses

by Derek Ramsey

The polarized sunglasses can provide sufficient protection for the eyes from the suns damaging ultra-violet rays. These are of several colors, styles, shapes and sizes to suit your personal needs. Golfers choose them for they provide perfect vision especially for sun-filled outdoor activities like golf. These eyewears diminish the glare that is coming particularly from the heat of the sun.

Most golfers prefer polarized sunglasses for they have especially designed coating to prevent moisture, grease and dirt from blocking the lenses. The moisture, grease and dirt are visual interferences which annoying to a player and can even affect his performance on the game. They feature SPF or the Sun Protection Factor which means that the lenses are being treated for moisture resistance and oil protection.

Cleaning Your Acuvue Oasys Lenses

by Amy Nutt

A daily care routine is an essential part of owning Acuvue Oasys contact lenses. There are a few basic care needs that one should be aware before using these contact lenses. If you are unable to follow a routine, unable to insert and remove the lenses, or have another person insert and remove the lenses, then it would be wise to rethink the need or desire for contact lenses. If you are great at a routine then there are a few basics you will need to follow.

What Are The Different Types Of Acuvue Contacts?

by A Nutt

Acuvue is a leader in the contact lens industry for a number of reasons. Chief among them is their innovative approach to contact lenses themselves. The number one brand prescribed by doctors, these fantastic contact lenses has the highest UV protection rating of all major brands. In fact, many Acuvue lines have up to 97% UV-A and UV-B protection, something a lot of contact lens makers do not offer.

They also have a 1-2-3 inside out marker so you can tell if you a putting your contacts on correctly. Clear contacts even come with a visibility tint so they can easily be found in your contact lens solution.

How Do Polarized Sunglasses Work?

by Amy Nutt

In early times, sunglasses were barely useful for the purpose of keeping out the brightness of the sun. Bits of smoked quartz held by hand, and then later held to the face by a crude frame, they were hardly the practical fashion accessory that they have become today. Yet with the invention of the polarized lens, by Edwin H. Land, sunglasses went from keeping out the sun to keeping our eyesight healthy by blocking out harmful UV rays. To understand what a polarized lens is, we need to understand how polarized sunglasses work.

Who Invented Sunglasses?

by Amy Nutt

The wearing of sunglasses has become as popular and as common as wearing such articles of clothing as hats, ties, and gloves. Sunglasses are often considered a necessity more than an accessory. Centuries ago they were worn only by the rich and even into the early 1900s only those of fame and fortune were seen wearing these special spectacles.

Tales of “sun cheaters”, among other unusual names, were spoken of back in the time of the Roman Empire, when the Emperor would cover his eyes with bits of emerald to help shade the sun from his vision. Obviously the efforts that were utilized diminished the sun but did not protect the eyes from harmful rays. They actually lessened the clarity of what people were viewing.

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