Refractive errors can be a severe issue for people, but that’s just one side of it; the other side is that by having refractive errors, one gets to wear glasses which ultimately enhances one’s personality and look. For this reason, spectacles manufacturing companies focus more on how certain frames and lenses can complement a specific face cut so that everyone has a frame or lens that suits their face the best. This wasn’t very common before; people with eyesight issues hated wearing contact lenses because it completely diminished their look and personality.
However, more and more advancements have been taking place in the spectacle manufacturing sector in recent years. The variety of frames and the choice of lenses have even caught people’s eyes with no eyesight issues. Everyone wants to wear glasses now even though their eyesight is perfectly fine. As a result, the glasses market is growing fast, and they have made several lenses that can entertain people with no eyesight issues.
Different Types of Prescription Glasses:
Prescription glasses are precisely the glasses that make specifically for correcting vision. If a human eye fails to refract the light on the retina to make it able to see everything clearly, then prescription glasses are useful to fix it. The eyesight number determines the power of the lenses, such as if your eyesight number has a plus sign before it, then it means you have farsightedness, and your lenses will make accordingly. If there is a minus sign before your eyesight number, you have near-sightedness, and your lenses will consequently produce. Here are all the different types of prescription glasses.
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Single Vision Lenses:
The majority of the people have only single vision problems, either near-sightedness or farsightedness. All they need to correct their vision is prescription glasses of single vision lenses as these lenses correct specific distance of eyesight problem either far or near. Therefore, single vision lenses will work for you if you have either near-sightedness, farsightedness, or astigmatism. These are also the cheapest lenses to buy comparatively.
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Bifocal Lenses:
Bifocal lenses are the complete opposite of single vision lenses as they can correct two eyesight distances. Therefore, if someone has the problem of both near and farsightedness, they can use bifocal lenses as they can have two powers in one glass. Otherwise, single vision lenses can also be used, but in that case, a person will have to get two different glasses made, one for correcting near-sightedness and the other for correcting farsightedness.
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Trifocal Lenses:
These are different from bifocal lenses because they have a portion in the center called the intermediate portion to correct intermediate vision, mainly for using computers. Most people, however, find it difficult to adjust to this lens at first, although most change after a while.
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Progressive Lenses:
These are a combination of bifocal and trifocal; for people who need bifocal and trifocal in one lens, they use this to correct all near far and intermediate vision distances. The best thing about this lens is that it has no lines to separate one power from the other, making it much easier to use.
Different Types of Non-Prescription Glasses:
Non-prescription glasses do not just include sunglasses, but there are a number of glasses; Some make to offer protection to the eye from computer screens, while some are soothing for reading books. Most of these glasses prevent eyes from any onset eyesight issues that might develop due to constant strain on the eyes. Here are the different types of non-prescription glasses.
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Reading Glasses:
These glasses are made to improve the vision of your eye while reading or doing anything that requires close-up looking into stuff like computers, mobile phones, books, newspapers, etc. These glasses are only suitable for people with the same eyesight number of both eyes. They will help the eye with eye strain, double vision, and headaches due to eye strain.
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Blue Light Glasses:
These glasses are made specifically to be used for computers as the majority of the people spend most of their time in a day sitting in front of computer screens. Constantly looking into computer screens affects the eyes a lot like the light that the computer screens emit is quite harmful. These blue light lenses stop the light of computer screens from getting into the eyes directly and damaging them.
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Photochromic Glasses:
Most of us like wearing sunglasses; however, if I tell you that your standard non-prescription glasses can become your sunglasses too? Too good to be true? But it is feasible; such glasses are known as photochromic lenses, and they look like regular non-prescription glasses until you step outside in the sun when they darken in response to the sunshine. People with eyesight issues also find it hard to wear sunglasses because they need to see clearly while protecting their eyes from the sun, but sunglasses don’t facilitate that. Those people can ask any wholesale photochromic lenses exporter to get them prescription photochromic lenses, which will solve their problem.
