1.74 high index lenses price in india

With the advancements in the lens making technology lenses that are lighter in weight are very common these days. The glass lenses were heavy and they have the problem of shattering.

JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser. Shopping For. Higher index lenses do not need to be as rounded because their refraction rate is higher. A flatter 1. Flatter surfaces from 1.

1.74 high index lenses price in india

Lens index indicates how thick or thin a lens is. Also known as the index of refraction or refractive index, it is measured by numbers and describes how efficiently a material bends light. High-index lenses allow people with strong prescriptions to wear eyeglasses with thinner lenses. Read on to learn what high-index lenses exactly are and how they compare to other types of lenses. High-index lenses are thin, light and powerful lenses. Prescription glasses equipped with high-index lenses are noticeably slimmer, more lightweight and more stylish. That's why high-index lenses are recommended for people with strong eyeglasses prescriptions. Typically, those with higher vision correction needs will be forced to wear thicker and bulky conventional glass or plastic lenses that are thicker towards the edges. But with the emergence of high-index materials, the optical industry has been transformed. Now, strong refractive errors such as myopia, hyperopia , presbyopia and astigmatism can be corrected with thinner lenses with no compromise on efficacy. Thanks to high-index lenses, strong prescription glasses can now be sported in stylish, semi-rimless and even rimless styles. Most high-index lenses are also aspheric, making them slimmer and eliminating the "bug-eye" look to a great extent. Most high-index lenses are made of a particular type of light plastic that bends light more efficiently than other lens materials. There are also high-index lenses made of glass, but they are recommended or prescribed less often.

Lens index indicates how thick or thin a lens is. High index plastic lenses have a higher index of refraction and hence lesser material is sufficient to reach the required bending of light rays.

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At Rx-Safety , we pride ourselves on offering an extensive collection of eyewear. Before considering these lenses, however, it is important to understand what they are, the benefits they can provide you, and the 1. Along with our diverse collection of frames, we are happy to provide a wide array of lens options. We are especially excited to offer 1. These high index lenses can be an especially attractive option if you want thinner, lighter glasses. The 1. High index lens numbers typically range from 1. Conventional plastic lenses, for instance, have a refractive index of 1.

1.74 high index lenses price in india

High-index eyeglass lenses are the right choice if you want thinner, lighter lenses and eyeglasses that are as attractive and comfortable as possible. Thinner, lighter high-index lenses are especially recommended if you have a strong eyeglass prescription for nearsightedness , farsightedness or astigmatism. But high-index lenses can make your eyeglasses noticeably slimmer, lighter and more attractive regardless of how strong your prescription is.

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Read on to learn what high-index lenses exactly are and how they compare to other types of lenses. More expensive than other lenses: These lenses offer many benefits but are also a bit more expensive than regular lenses. My Cart 0. The index refers to the amount of bending achieved. The difference is that regular lenses have to be thicker to correct strong prescriptions, while high-index lenses are made of a material that makes them lighter and thinner. People who wear prescription glasses for vision correction used glass lenses. Flatter surfaces from 1. Depending on the eyesight problem such as myopia or hypermetropia the lenses were thick either in the middle or at the edges. These glasses can be used for even strong prescriptions. Both regular lenses and high-index ones bend light to correct refractive errors. What's proper weighting for a lens? A flatter 1. The high index lenses with 1. Most high-index lenses are made of a particular type of light plastic that bends light more efficiently than other lens materials. High-index lenses are the solution for accommodating high prescriptions in thinner lenses.

High index lenses are lenses that bend more effectively than other types of lenses due to their higher index of refraction. They allow people with strong prescriptions to wear glasses with thinner and less noticeable lenses. High index lenses are available at Lensmart.

What is your question about? Are our glasses UV protectant? Always remember that the bigger the frame, the thicker the lens, so opticians recommend smaller frames if you have a strong prescription. Since less lens material is needed to manufacture this lens, the overall weight of the lens is significantly less compared to other materials with the same refractive power diopters. Who Needs 1. They can be single vision , progressives and transitions and can be treated with many coatings such as blue light, polarisation, anti-reflective and more. Most high-index lenses are made of a particular type of light plastic that bends light more efficiently than other lens materials. More fragile than other lenses : high index lenses are not as impact resistant as other types of lenses. The high index plastic material was used to make lenses keeping the thirst of these people in mind. But with the emergence of high-index materials, the optical industry has been transformed. Both 1. The difference is that regular lenses have to be thicker to correct strong prescriptions, while high-index lenses are made of a material that makes them lighter and thinner. For the best experience on our site, be sure to turn on Javascript in your browser. Then plastic lenses were used as corrective lenses but they were suitable for weak prescriptions.