What Lens Index Do I Need
The 1.74 high index lens is the thinnest option available, created for those with the best prescriptions, and is the better option if you have a high prescription. And because AR coating virtually eliminates lens reflections, it makes high-index lenses look nearly invisible. Others see your eyes, not distracting reflections in your lenses. Generally speaking, the bigger the index of refraction of a lens material, the higher the cost. People with nearsightedness, farsightedness and astigmatism might be benefited with high-index lenses.
Magnetic sunshades are regular glasses that include a polarized sunglass clip, which attaches to the frame with magnets. Aspheric lenses offer good optical performance whilst being thin and flattering.
50 Standard Index
It also makes the lenses appear somewhat invisible and incredibly thin. Polycarbonate lenses also have built-in ultraviolet protection. You’re motivated by styleEverybody likes looking good, and it can be hard to feel your very best if your spectacles give you that ‘bug-eyed’ look because of their thickness. High index lenses look aesthetically pleasing with almost any style, so you can look great and feel confident.
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