It is no denying that both sunglasses and bifocals are very popular among people of certain groups. And there are also products that have combined the functions and features of the aforesaid two together- sunglasses bifocal. In fact, sunglasses bifocal refer to sunglasses with bifocal and can be called bifocal sunglasses ultimately. Many sales men hold that bifocal sunglasses are now some of the best selling products in the industry, in particular when it comes to summer, those sunglasses are much popular. However, there are still many points to be noticed in buying them. Here are some of the commonly asked questions by regular wearers.
1. Why are there some reflected images on computer or TV screens when with those sunglasses?
This is probably caused by some ignorance of the opticians- they may have failed to deal the sunglasses with anti-reflection coatings. And people are suggested to re-visit the opticians and ask the opticians to solve those glare-related problems. People now gradually come to the recognition that glares can cause great damage to their eyes, which may lead to glaucoma, cataracts, etc. And almost all good sunglasses can block glares nicely. Of which, bifocal sunglasses are just some of the best examples. Especially, when people have to go outdoors, their eye health may be threatened by glares reflected by waters in rivers or pool; glares should also be filtered out when people drive at night, etc.
2. What should people wear in summer if they love to do some sports activities?
It is true that bifocal sunglasses are mainly used for people who often go outdoors, though they can also be used indoors in particular occasions. Therefore, those sunglasses can be the best alternatives for them. The reason lies not only in the fact that those sunglasses can help filter out all harmful rays in sun lights and glares, but they can help athletes perform much better if specially treated. For example, some bifocal sunglasses are specially treated for golf use only. Those sunglasses can make sure that the wearers can see much clearly of the balls and other disturbing lights will be weakened.
3. What should wearers do if they do not like the division lines in the bifocal sunglasses?
Division lines are some of the most evident features in traditional bifocals. It goes without saying that many wearers have suffered a lot with those glasses. Fortunately, those problems are also considered by designers and manufactures. They, later, prompted some other advanced series progressive series. They are bifocal sunglasses with progressive. No the above mentioned lines can be found on those unique bifocal sunglasses. Many problems and symptoms in conventional bifocals will be avoided if with those sunglasses. And some surveys have revealed that many wearers are very satisfied with those unique bifocal sunglasses.
In fact, there are many other questions often asked by wearers. And people are suggested to visit some other websites and vision clubs for more information.