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2. These Stylish, Doctor-Approved Reading Glasses Can Help ... - AOL

   www.aol.com/best-doctor-approved-reading-glasses...

   Esme Glasses. These fashionable glasses from Warby Parker come in three different width options—narrow, medium, and wide—to ensure the best fit for any face shape and size.

3. Fresnel lens - Wikipedia

   en.wikipedia.org/wiki/Fresnel_lens

   Fresnel lenses are usually made of glass or plastic; their size varies from large (old historical lighthouses, meter size) to medium (book-reading aids, OHP viewgraph projectors) to small (TLR/SLR camera screens, micro-optics). In many cases they are very thin and flat, almost flexible, with thicknesses in the 1 to 5 mm (1 ⁄ 32 to 3 ⁄ 16 in ...

4. Optical coating - Wikipedia

   en.wikipedia.org/wiki/Optical_coating

   Optical coating. An optical coating is one or more thin layers of material deposited on an optical component such as a lens, prism or mirror, which alters the way in which the optic reflects and transmits light. These coatings have become a key technology in the field of optics. One type of optical coating is an anti-reflective coating, which ...

5. The Fashion Editor Approved Reading Glasses That Are ... - AOL

   www.aol.com/lifestyle/fashion-editor-approved...

   Shop Now. AMOMOMA 3 Pack Oversized Aviator Spring Hinge Reading Glasses for Women Men,Retro Blue Light Computer Reader Frame AM6081C1+C2+C3 2.0 X

6. Chromostereopsis - Wikipedia

   en.wikipedia.org/wiki/Chromostereopsis

   Chromostereopsis is a visual illusion whereby the impression of depth is conveyed in two-dimensional color images, usually of red–blue or red–green colors, but can also be perceived with red–grey or blue–grey images. [1] [2] Such illusions have been reported for over a century and have generally been attributed to some form of chromatic ...

7. Chromatic aberration - Wikipedia

   en.wikipedia.org/wiki/Chromatic_aberration

   Chromatic aberration. In optics, chromatic aberration ( CA ), also called chromatic distortion, color aberration, color fringing, or purple fringing, is a failure of a lens to focus all colors to the same point. [1] [2] It is caused by dispersion: the refractive index of the lens elements varies with the wavelength of light.