are mainly used by the people when they go out in scorching sunlight. The chief function of the sunglasses is to protect the eyes from the scorching rays of sun. It is generally the ultra violet rays that are considered to be extremely harmful for the eyes. The ultraviolet rays may also contribute in causing the dangerous disease of cataract. Apart from protecting the eyes from the sun rays, there are many people who make use of the sunglasses as an accessory for fashion. Sunlight mainly tend to affect the eyes while reading paper or book in direct sunshine. Apart from this, sunlight also directly reach the eyes while riding or flying or skiing outdoor. In these cases of direct sunlight affecting the eyes , the doctors are often found to recommend the wearing of sunglasses. Sunglasses are many a times connected to the film personalities and models chiefly because of the wish to hide the true identity, and also partially because of the lighting associated with the production being usually much stronger if compared to the natural light . It is really uncomfortable to give shots before the scorching light used by taking the shots for films.
Sunglasses have been serving as a fashionable accessory since the particular period of 1930s. Not only the women but also men make use of the sunglasses as a fashionable accessory. Sunglasses are often used to add to the visual comfort as well as l clarity. There are a variety of sunglasses that are available in the market. Among the different sorts of sunglasses, you can also choose disposable sunglasses. After the patients take mydriatic eye drops at the time of the examination of eyes , disposable sunglasses are prescribed by the doctors. Often the blind people are found wearing sunglasses. The blind people wear sunglasses so that the other people seeing them do not become uncomfortable while looking at their blind eyes. As far as the standards of the sunglasses are concerned , there are three standards of sunglasses. They are the Australian Standard sunglasses , the European Stand of Sunglasses, and the US standard sunglasses. The Australian Standard of sunglass constitutes AS 1067. The sunglass ratings belonging to this particular standard are dependent on the quantity of light they are able to absorb. The absorption capacity ranges from 0 to 4,. 0 offers certain protection from the ultraviolet rays of the sun . 4 offers much more protection to the eyes. The European standard of sunglass constitutes EN 1836:2005. There are ratings in this particular standard of sunglass. The US standard of sunglass constitutes ANSI Z80.3-1972. Water sunglasses are also available in the market now-a-days. This particular kind of sunglasses are also referred to as surfing sunglasses. The lenses of this particular kind of sunglasses are impact resistant. Several kinds of frames are available for the different sorts of sunglasses. More more information on Fashion and Eye Care, browse through our site sitagita