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Glasses, also known as eyeglasses and spectacles, are vision eyewear with clear or tinted lenses mounted in a frame that holds them in front of a person's eyes, typically utilizing a bridge over the nose and hinged arms, known as temples or temple pieces, that rest over the ears. Glasses are typically used for vision correction, such as with ...
The primary intention of wearing eyewear can vary based on the need or desire of the wearer. Corrective lenses, such as glasses, contact lenses, and, historically, monocles are used to aid in one's vision and enable users to see clearly.
An eyeglass prescription is an order written by an eyewear prescriber, such as an optometrist, that specifies the value of all parameters the prescriber has deemed necessary to construct and/or dispense corrective lenses appropriate for a patient. If an eye examination indicates that corrective lenses are appropriate, the prescriber generally ...
Website and products. A person ( left) and Liz Gorinsky ( right) wearing Zenni Optical eyeglasses. The company sells glasses and sunglasses on the Internet only. [16] [17] It sells 2,300 frames and supports progressive lens and bifocals but does not support contact lens. [17]
Luxottica retails its products through stores that it owns, predominantly LensCrafters, Sunglass Hut, Pearle Vision, Target Optical, and Glasses.com. It also owns EyeMed, one of the largest vision health insurance providers.
A single convex lens mounted in a frame with a handle or stand is a magnifying glass. Lenses are used as prosthetics for the correction of refractive errors such as myopia, hypermetropia, presbyopia, and astigmatism. (See corrective lens, contact lens, eyeglasses, intraocular lens.)