1.70 AS

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The ultimate combination of material, design and matching surface treatments are the basic guidelines handled by TOKAI in their permanent aim for implementing innovative research. On the basis of these principles, and taking into consideration the wearers expectations, the 1.70 AS removes any limitations towards perfection. A perfect balance between the optical performance, the cosmetic appearance and the wearer’s comfort.

BASIC SPECIFICATIONS

SPECIFIC GRAVITY (g/cc)

REFRACTIVE INDEX

ABBE NUMBER

1.41

1.70

36
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Abbe number 36:
The dispersion of light is restrained below the perceivable limit.
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High transparency:
Natural visual perception is guaranteed by high transparency.
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Strong impact resistance:
Improved impact resistance, compared with most of the traditional organic materials.
(FDA approved)

 
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Aspheric design:
Distortions are minimized and thickness is reduced.
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Full protection against UV rays:
Virtually total elimination of harmful UV rays below 400 nm.
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Clean Multi Coating or Pro Guard Coating:
Application of super quality, hard, multi, and clean super hydrophobic coatings.
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Tinting availability:
A full range of colours is available for prescription lenses.