Progressive lenses provide a seamless transition between different lens powers and a gradual change in power from the top to the bottom, allowing for a more natural vision experience. Distance Glasses Designed to help people see objects that are far away, distance glasses correct a range of visual...
Yes, there are different types of frames for glasses, which come in a variety of styles (e.g. fullrim, semi rimless, wire), shapes (e.g. aviator, round, cat-eye) and materials (e.g. titanium, Flexon, acetate). The type that's best for you will depend on your lifestyle, persona...
(Frame type is different from frame style—if you want to know the difference between cat-eye and geometric frames, for example, then take a look at our primer onglasses styles and shapes.) Full-Rimmed Frames Full-rimmed frames completely enclose the lenses for a bold, seamless look. The ...
If you're in your mid-40s or older, you probably have glasses with multifocal lenses, like bifocals or trifocals. These have two or more prescriptions to correct your vision. In the past, you could spot this type of lens by the line between the two sections. But today’s products often...
Sunglasses come in a variety of shapes, from aviators to clubmaster styles, rounded sunglasses and more. Read our guide to the different types of sunglasses!
Instead, lenses are made using a more refined material known as optical glass. For eyeglasses, many people now prefer plastic lenses because they're much lighter and safer than optical glass. Plastic lenses can be molded to shape, instead of being ground, so they can be made in huge ...
Wire-frame eyeglasses are the epitome of classic. This charming style has re-entered the mainstream and is a universal fashion staple. Wire frames are also minimalist and lightweight, making them as comfortable as they are trendy. Traditionally, wire frames support circular lens shapes, but you...
Find out what you need to know about color blindness, its types, and how you can use colorblind glasses for this condition.
Step-by-Step SolutionStep 1: Define a Lens A lens is a transparent optical device made of glass or other transparent materials that refracts (bends) light rays passing through it. Lenses can focus light to a po
Contact lenses are an excellent option for people who need vision correction but are not comfortable with the idea of wearing eyeglasses all the time. Contact lenses are thin, vision corrective disks that clings over your cornea. Over the past decade, advances in technology have lead to the de...