High Index 1.74 Aspheric Lenses

High Index 1.74 Aspheric Lenses. As the index of refraction increases, the curvature needed to produce a specific correction decreases. Avoid dropping your glasses by:

Buy 1.67 High Index Ultra Thin Aspherical Rx Spectacle from thingcompare.co.uk

High index material, patients benefit from wearing this premium 1.74 index lens. The “bug eyes” or “tiny eyes” effect will also be greatly reduced. The types actually depend on the material.

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These benefits will increase the higher the index lens option selected. High index lenses allow for prescriptions to be cut using less physical material than conventional glass or plastic.

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40% thinner than 1.5 index lenses. And while they always get aspheric lenses for me, that wouldn’t really matter for 1.74 high index lenses, so we could remove the aspheric line item from the order and bring the cost down.

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This material makes it particularly suitable for patients with a higher plus or minus prescription, reducing the magnification effect caused by thicker lenses. As the index of refraction increases, the curvature needed to produce a specific correction decreases.

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Conventional plastic lenses, for instance, have a refractive index of 1.50. 1.67 high index lenses are much less costly compared to 1.74.

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Conventional plastic lenses, for instance, have a refractive index of 1.50. As the index of refraction increases, the curvature needed to produce a specific correction decreases.

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High index material, patients benefit from wearing this premium 1.74 index lens. The “bug eyes” or “tiny eyes” effect will also be greatly reduced.

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High index lenses allow for prescriptions to be cut using less physical material than conventional glass or plastic. People who are self conscious about the thickness of their lenses;

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People who are self conscious about the thickness of their lenses; They are easily considered the ultimate in lightweight lens technology and provide unparalleled clarity and sharpness along with incredible durability.

1.74 High Index Lenses Are On Average 50% Thinner Than Ordinary Cr39 Plastic.

40% thinner than 1.5 index lenses. This example shows the difference in thickness for high index lenses. This material makes it particularly suitable for patients with a higher plus or minus prescription, reducing the magnification effect caused by thicker lenses.

Lenses With An Index Higher Than 1.74 Are Made From High Index Glass.

1.74 high index lenses achieve the designation as the thinnest lenses available for sale in the united states under current regulations. The result is a flatter, more attractive, lower volume, thinner lens than was previously possible. Though both reduce the eye distortion caused by strong prescriptions (making your eyes look bigger or smaller than they are), 1.74 high index lenses accomplish this better than 1.67 high index lenses do.

1.67 & 1.74 Ultrathin Uv.

1.74 is one of the lightest high index lens materials (with a specific gravity of 1.47 g/cm3), and because it is thinner than other slightly lighter materials, the weight ends up lower than or the same as competing lenses. Conventional plastic lenses, for instance, have a refractive index of 1.50. 1.74 high index lenses are the best choice for high prescriptions in flat (fashion style).

The Result Is A Flatter, More Attractive, Lower Volume, Thinner Lens Than Was Previously Possible.

It makes the wearer’s eyes look more natural. What is the technology behind the 1.74 high index lens? 1.74 high index lenses are the thinnest possible lenses on the market today.

It Approaches Flat Base Curve, Can Offer People Amazing Visual Comfort And Aesthetic Appeal

1.74 high index lenses meet fda standard, can pass the falling spere test, have higher resistance to scratches and impact. As the index of refraction increases, the curvature needed to produce a specific correction decreases. High index 1.74 aspheric lenses.