2 Best mid-index eyeglass lenses

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Versatile lenses balancing thickness and cost for moderate prescriptions. Mid-index lenses offer a practical solution for those with moderate prescriptions, providing a good balance between lens thickness and affordability. These lenses typically have an index of refraction around 1.55 to 1.57, offering noticeable improvements in thinness compared to standard lenses. They provide better aesthetics and reduced weight without the higher cost associated with high-index materials. Mid-index lenses are often recommended for individuals seeking an upgrade from basic lenses but who don't require the ultra-thin profile of high-index options.
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