How to Buy Eyeglasses Online: A Guide to Fit, Fashion, and Function
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Eyeglasses remain an important part of daily life for many people, not just as a means of improving one’s vision, but also as a subtle way to accessorize and show off one’s personality.
Online shopping has made buying eyeglasses more accessible than ever, but with this accessibility comes choices [Paste Magazine, 2024]. While there are many factors that come into play when considering which glasses to pick, prospective buyers should take the time to think about these three most of all: materials, lenses, and aesthetics.
Frame Materials 101
Eyeglass frames can come in a wide variety of materials, though the two predominant types are metal and plastic. Generally, metal frames tend to be more costly, but on the upside, they also tend to resist everyday wear and tear effectively since they often resist corrosion better than plastic frames [AAO.org, 2020]. Common examples include stainless steel, a cheaper but heavier metal, and titanium, a strong, lightweight metal useful for those with allergies to other metals like nickel.
Plastic, the other common material for eyeglass frames, is usually cheaper, lighter, and more customizable than metal, though this can come at the cost of longevity. That being said, plastic frames are a popular choice for children’s glasses since they tend to be more flexible and are therefore harder to bend or snap.
Many plastics, including blended nylon and zylonite, are especially malleable and help with making glasses easier to adjust for opticians.
Choosing The Right Lenses for Your Lifestyle
Lenses are arguably the most important part of a pair of glasses to get right—they are what determine how well the wearer sees, after all—so online shoppers should make certain they know what they want from their lenses before making any purchases. Like frames, there are many options to choose from when determining the lens that best fits the wearer’s needs and preferences.
In the past, lenses for glasses were, fittingly, made exclusively from glass. Today, however, nearly all lenses are made of advanced, durable plastics, with many of them designed to help address specific lifestyles.
For example, polycarbonate lenses are particularly impact-resistant, making them a solid choice for active individuals, especially kids, who could get their glasses damaged while playing sports or engaging in other outdoor activities [WebMD, 2023]. As a bonus, polycarbonate lenses also usually include built-in UV protection.
Aspheric lenses are more suited for general use as they provide more of a gradient in curvature, offering the user a greater surface area to see through.