Have a tint to filter blue light from electronic screens, enhance color perception or shield eyes from bright light.Change from clear to tinted when exposed to sunlight (photochromic).Good choice for active people - those who play sports, people whose jobs could damage their glasses or children who may drop, bump and scratch their glasses.
Your healthcare provider will discuss lens options with you, including:
Treatable with a filter to keep out ultraviolet light, which may damage eyes. However, plastic lenses have many advantages over glass. In the past, eyeglass lenses were made of glass. Computer glasses: These multifocal lenses have a correction specifically made for people who need to focus on computer screens. That’s because more area of the lens is used for transitioning between the different types of lenses. Some people find that progressive lenses cause more distortion than other types. It’s like bifocals or trifocals without visible lines in the lenses. The lens focuses progressively closer as you look down through it. Progressive: This type of lens has an inclined lens, or a continuous gradient, between different lens powers. The third section helps people who have trouble seeing objects within arm’s reach. Trifocals: These eyeglasses are bifocals with a third section. Bifocals can help people over age 40 who have presbyopia, which causes a decline in your ability to focus up close. The upper part helps you see things in the distance, and the lower part enables you to see nearby objects. Bifocals: These lenses are the most common type of multifocals. Your provider will discuss your options with you. These lenses contain two or more vision-correcting prescriptions. 
If you have more than one vision problem, you may need glasses with multifocal lenses.
#One eye spectacle professional#
Before attempting to use readers, see your eye care professional first to make sure that you can use them safely. Over the counter readers are not helpful if the right and left eyes have different prescriptions. You can often buy them over the counter at a pharmacy or bookstore, but you will get a more accurate lens if you see a healthcare provider for a prescription. Often, people with presbyopia see objects in the distance clearly but have trouble seeing the words when they’re reading. Reading glasses are a type of single-vision lens. These lenses help if you have trouble focusing on objects that are either close up or far away.
Presbyopia: Bifocal or multifocal lenses. Farsightedness: A convex lens (curves outward). Nearsightedness: A concave lens (curves inward). Your healthcare provider will figure out the best lens for you based on the vision problem you have. Presbyopia : Your eyes begin to lose the ability to focus on nearby objects (an age-related condition). Astigmatism : A problem with the shape of your cornea (or lens) causes blurry or distorted vision. Farsightedness ( hyperopia ): Objects in the distance look clear, while things close by look blurry. Nearsightedness ( myopia ): You see close objects clearly, but objects farther away look blurry. You may need glasses for problems such as: What vision problems can eyeglasses correct? Your healthcare provider can prescribe eyeglasses if necessary and detect any eye diseases early. Regular eye exams can help you stay on top of your vision health. How common are vision problems?Ībout 11 million Americans over age 12 need vision correction. Eyeglasses help focus the light appropriately on the retina. The eye’s lens sends light to the retina, which converts the light into signals that it sends to the brain. The retina is in the back of the eye, near the optic nerve. Most vision problems are related to how light focuses on the retina. They improve how clearly and sharply you see objects at any distance. If you have trouble seeing clearly, either close or at a distance, eyeglasses can help.
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