• Presbyopia & Blue Light Filtering Reading Glasses | Blue495

    If you’ve ever been out to dinner with someone over 40 and they look like their forehead is about to pop a vein while trying to read the menu, then you know what Presbyopia looks like. Simply put, Presbyopia is a normal change that takes place to the muscle in our eyes responsible for focusing. As we age, the muscle weakens in a slow and predictable way leading to worsening vision while reading and engaging in other near point activities. As we move along the ladder of time, our “number” goes up. It starts around +1.00 in our early 40’s and caps out around +2.50 for most people in our mid 60’s.…

  • Progressives vs. Bifocals: Which Eyeglasses are Perfect for You?

    Among the many questions we get here at 39DollarGlasses.com, one of the most common involves uncertainty when it comes to lenses. Those who need eyeglasses for both distance and reading have the option to wear either progressives or bifocals. If you often find yourself asking what the difference between these two types of lenses are, you’re in the right place. Bifocals:  Bifocal lenses are created with two separate areas of vision correction, which are divided by a line that runs horizontally across the bottom of the lens. To keep it simple: the top half of the lens is used for distance and the bottom portion is used for closer vision. We carry…

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