Sunglasses 2013
This page is about Sunglasses 2013. Sunglasses are generally used to treat the discomfort of bright light and to protect against sunlight. In fact excessive amount of sunlight can damage the retina. Blurred vision, headache, burning eyes and severe eye problems like cataracts may result. Glasses with a UV-400 filter offer the most protection. Sunglasses with a UV filter to protect the wearer from the eye disease cataract.
For sunglasses, there are five categories of CE: Cat.0 are light and ideal for cloudy weather, Cat.1 is weak sunlight, Cat.2 to moderate sunlight, Cat.3 is clear and bright sunlight, cat.4 is exceptionally bright light as in the mountains.
Sunglasses can also be made with negative or positive lenses, so the wearer looks sharp and well protected from strong sunlight.
Sunglasses is not suitable for the Sun to see, that is only an eclipse glasses or a welding goggles with a minimum of factor 14.
Sunglasses are also used as a fashion item, think of famous people whose sunglasses part of image. Blind and celebrities often use a pair of sunglasses so that others can not see their eyes. This is also done by many poker players.
Lens construction virtually all lenses are colored or darkened. The color of the lenses varies, but green, gray and brown are often used. This is because these colors the perception of color is the least disturbed. Grey lenses are considered neutral because it does not enhance contrast or distort color perception.
Sunglasses 2013? Anything goes!
For sunglasses, there are five categories of CE: Cat.0 are light and ideal for cloudy weather, Cat.1 is weak sunlight, Cat.2 to moderate sunlight, Cat.3 is clear and bright sunlight, cat.4 is exceptionally bright light as in the mountains.
Sunglasses can also be made with negative or positive lenses, so the wearer looks sharp and well protected from strong sunlight.
Sunglasses is not suitable for the Sun to see, that is only an eclipse glasses or a welding goggles with a minimum of factor 14.
Sunglasses are also used as a fashion item, think of famous people whose sunglasses part of image. Blind and celebrities often use a pair of sunglasses so that others can not see their eyes. This is also done by many poker players.
Lens construction virtually all lenses are colored or darkened. The color of the lenses varies, but green, gray and brown are often used. This is because these colors the perception of color is the least disturbed. Grey lenses are considered neutral because it does not enhance contrast or distort color perception.
Sunglasses 2013? Anything goes!
