Tips on Choosing Eyeglass Lens Best Suitable for You

Publié le par shijiananvip013

 

Nowadays, the number of people that have poor eye sightedness due to certain reasons is increasing. Then the eyeglass lenses are in great need. The great demand in eyeglass lenses promotes the lenses to be developed at fast speed, with varieties in material or styles. For poor eye sighted consumers, it's not right to choose eyeglass lenses at will or just base the purchase of lenses on the popularity of those eyeglasses among other consumers. Instead, the eyeglass lens that can best suit your eyesight and can be worn comfortably is the most ideal. Then how to purchase eyeglass lenses that can best suit you?
Today, eyeglass lenses made of glass are not that popular among consumers. Glasses lenses are much heavier and can easily scratch or even cause very serious injury to eye when they break. Thus, now such lenses as optical resin lens, cr-39 lens or polycarbonate lenses are ideal choice. Before making the purchase decision, or if you just purchase eyeglass lenses for the very first time, it's very important to have an optometry test of your eyesight. This is necessary step and it can help to decide whether you have to wear Single Vision Lens or bifocal lens.
Then it comes to the choice of eyeglass lens that is suitable to you. Since many eyeglasses are coated with scratch-protective film which can also block ultraviolet rays, thus it's not necessary to spend extra money on these aspects. The price of lenses made of different materials differs greatly and you can have a talk with your eye doctor or lenses manufacturers about the materials of lenses that are best suitable for you. Here I would like to share more on lenses of different types that are ideal for different people for your reference.
cr 39 resin lens is one of the most inexpensive plastic lenses in the current lenses market. Many people may choose lenses of this type. But actually, the lens is not that resistant to impact though it's stronger than glass lens. For people with very stronger prescriptions, it's not attractive to wear this type of lens since it will be very thick. If you are not willing to spend a lot buying eyeglass while having mild prescription, you can buy cr-39 lens. Besides, if you engage in high impact activities, never wear the cr-39 lens! Besides the popularity of cr-39 lens, polycarbonate lens is also recommended for this group of people, children, sports enthusiasts or consumers with one healthy eye. Polycarbonate lens is shatter resistant and much lighter than cr-39 lens. The only weakness of this lens is that it can also easily scratch. Then if you have strong prescriptions, you can choose high index lens since it's not that thick as the glass lens for high prescription wearers. But the high index lens is slightly expensive.
Nevertheless, it's not easy to purchase lens that is best suitable for you. You have to know more about lenses before making the purchase decision. Though you are near-sighted, the lens that is best suitable for you can still help protect your eyes.
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