Thanks to replacement lenses, you do not necessary have to discard your eyeglass frame because of cracked, scratched, or broken lenses. Getting new lenses is not only easy, but it also saves you money. Here is a guide on how to choose the best replacement lenses for your glasses.
Get a Prescription
To replace your lenses, you need to get a prescription from a qualified ophthalmologist. Alternatively, if you have the serial number of your old lenses, you can ask a lens-replacement service to help you find new lenses that match your old lenses.
Choose the Lens Type
You will also need to choose the lens type for your new lenses. The most common types of lenses on the market today include:
• Single Vision Lenses – The focal power for single vision lenses is uniform through the lenses.
• Bifocal lenses – Bifocal lenses have two sections with dissimilar focal powers. The upper end is designed for distance vision, and the lower section is suitable for near vision tasks, like reading on your computer screen.
• Trifocal lenses – As the name suggests, trifocal lenses have three sections, typically for near, intermediate, and distance vision.
• Progressive lenses – Progressive lenses combine numerous focal powers for all viewing ranges, seamlessly; thus they offer the most effective correction of presbyopia compared to bifocal and trifocal lenses.
Choose The Right Material
Lens performance in everyday situations is hinged on the lens material. You can choose from standard plastic, hi-index plastic, glass, and polycarbonate. Glass is costlier and heavier, but it’s optically clearer and more scratch-resistant compared to plastic. Standard plastic is lighter than glass and the least expensive material, but it’s also less durable. Compared to plastic, polycarbonate replacement lenses offer ten times more resistance to impact. They are also lightweight, which makes them suitable for everyday wear. Additionally, they block all the sun’s UV rays. Trivex lenses are a new addition to eyewear material. The lenses are among the thinnest lenses available. Futhermore, they have the slightest visual distortion at the edges.
Choose Lens Options
Once you’ve chosen the lens material and type, you still need to choose from myriad lens options. To make them more comfortable and durable, some lenses need an anti-reflective coating, scratch-resistance coating,. You may also choose between various tint options. Ultimately, you should opt for best replacement lenses that suit your needs.
These are some of the key things to consider when looking for replacement lenses.