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2. Presbyopia - Wikipedia

   en.wikipedia.org/wiki/Presbyopia

   Presbyopia is a typical part of the aging process. [4] It occurs due to age related changes in the lens (decreased elasticity and increased hardness) and ciliary muscle (decreased strength and ability to move the lens), causing the eye to focus right behind rather than on the retina when looking at close objects. [4]

3. Glasses - Wikipedia

   en.wikipedia.org/wiki/Glasses

   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. Man with glasses. Glasses are typically used for vision correction ...

4. Adjustable-focus eyeglasses - Wikipedia

   en.wikipedia.org/wiki/Adjustable-focus_eyeglasses

   Adjustable-focus eyeglasses. Adjustable focus eyeglasses are eyeglasses with an adjustable focal length. They compensate for refractive errors (such as presbyopia) by providing variable focusing, allowing users to adjust them for desired distance or prescription, or both. Current bifocals and progressive lenses are static, in that the user has ...

5. Here's Exactly What to Wear to Sabrina Carpenter's 'Short N ...

   www.aol.com/lifestyle/heres-exactly-wear-sabrina...

   Retro Rectangle Sunglasses for Women. Shop Now. Retro Rectangle Sunglasses for Women. amazon.com. $16.99. Puff Sling Heel in Chocolate. ... If you're reading this mere days before your show date ...

6. Eyeglass prescription - Wikipedia

   en.wikipedia.org/wiki/Eyeglass_prescription

   Eyeglass prescription. Using a phoropter to determine a prescription for eyeglasses. 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.

7. Bifocals - Wikipedia

   en.wikipedia.org/wiki/Bifocals

   Bifocals. A bifocal lens with areas of differing magnification. Bifocals with separate lenses. In this case, the Swedish ethnologist Jan-Öjvind Swahn [sv]. Bifocals are eyeglasses with two distinct optical powers. Bifocals are commonly prescribed to people with presbyopia who also require a correction for myopia, hyperopia, and/or astigmatism.