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2. Progressive lens - Wikipedia

   en.wikipedia.org/wiki/Progressive_lens

   Progressive lenses are corrective lenses used in eyeglasses to correct presbyopia and other disorders of accommodation. They are characterised by a gradient of increasing lens power, added to the wearer's correction for the other refractive errors. The gradient starts at the wearer's distance prescription at the top of the lens and reaches a ...

3. I tried those Pair Eyewear glasses with the magnetic ... - AOL

   www.aol.com/lifestyle/tried-those-pair-eyewear...

   With prices starting at $60 per frame, prescription lenses included, Pair is already pretty affordable. However, for a limited time, Yahoo Life readers can save 15 percent on any Pair Eyewear ...

4. Best and worst places to buy your next pair of glasses - AOL

   www.aol.com/news/2010-11-02-best-worst-places-to...

   Choose designer frames, ultra-thin lenses, progressive lenses and lens coatings and it's easy to drop over $400 for the pair. Bad service and poor quality would make the experience even more painful.

5. Varilux - Wikipedia

   en.wikipedia.org/wiki/Varilux

   Varilux. Varilux is a brand name belonging to Essilor International, a producer of corrective lenses. The first version of the lens was invented by Bernard Maitenaz and released in 1959, and was the first modern progressive lens to correct presbyopia. The progressive lens is characterized by correcting near, intermediate and far vision.

6. Adjustable-focus eyeglasses - Wikipedia

   en.wikipedia.org/wiki/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 to change their eye position ...

7. Essilor - Wikipedia

   en.wikipedia.org/wiki/Essilor

   In 2015 Essilor and the CNRS LAAS signed a research partnership. A multidisciplinary team of researchers and engineers will research lenses and glasses with active and connected functions. Brands Varilux. Varilux is a brand of progressive lenses for people with presbyopia-correcting their vision at near and far distances and in between ...