Tuesday, September 1, 2009
The truth about sunglasses I really need them
The truth about sunglasses I really need them Sunglasses are a necessity in the first place, and a fashion accessory seconds. They are necessary for protection against ultraviolet (UV) and infrared (IR), the rays of the sun. Ultraviolet rays affect our eyes, and prolonged exposure can cause cataracts. IR is essentially a wave of heat that leads to discomfort in the eyes after prolonged exposure to sunlight. Youth and adolescents are more exposed to the harmful effects of UV and IR. Damage to the coea, lesions on the eyelids during the month of May, which become malignant, and wrinkles around the eyes from squinting because the sun? S glare are some problems that may occur after prolonged exposure to the sun? S rays.You are more sensitive to UV and IR in mid-day Sunday, especially during the summer. Sunglasses of good quality can block 99% to 100% of UV rays, but it should be understood that the cost of a pair of sunglasses is not related to its ability to block ultraviolet rays. There are several awards that sunglasses provide excellent protection against UV rays. The lens color does not affect the ability of UV protective glasses. Green and shades of gray are good for general use, while the blue, brown, orange and May to change the perception of color un po '. The darkness of a lens must be such that the light, the eyes are about visible.Sunglasses with polarized lenses are useful for filtering glare that can be dispersed in a shiny surface like water, snow and the windscreen of the car. These glasses are not effective against the ultraviolet rays of glasses with polarized lenses, but can be very useful if you work in high glare environments.Apart the utilitarian value of sunglasses, they have an undeniable appeal as fashion accessories. A number of major fashion brands have their own line of sunglasses design. Sunglasses are available in different shapes, size, shape, and covering a wide range of sophisticated looks as chic, sport, shape, etc.Along with sunglasses to protect eyes, always use sunscreen on exposed skin , leaving the house, both in winter or summer. Sunscreens provide protection against ultraviolet radiation and minimize the risk of contracting a skin disease such as melanoma. Sunscreens are available with different sun protection factor (SPF) values. There are different types of skin, as very fair, fair, light, medium and dark, and all have reacted differently to sun exposure. People with very fair skin bu quickly and rarely take the sun on the skin rarely bus and can get easily tanned. If your skin bus easily, you should choose a sunscreen with an SPF value. The highest value is 30 FPS. The result: when you go in the sun, do not neglect your eyes or skin! Nathan Sauer recommends custom Oakley sunglasses. See, for more information.