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2. Prism correction - Wikipedia

   en.wikipedia.org/wiki/Prism_correction

   Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]

3. 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 ...

4. Google Glass - Wikipedia

   en.wikipedia.org/wiki/Google_Glass

   Website. google .com /glass. Google Glass, or simply Glass, is a brand of smart glasses developed and sold by Google. It was developed by X (previously Google X), [ 9 ] with the mission of producing a ubiquitous computer. [ 1 ] Google Glass displays information to the wearer using a head-up display. [ 10 ]

5. Wait, So Do Blue Light Glasses Actually Work? Here's What ...

   www.aol.com/wait-blue-light-glasses-actually...

   Woman trying on blue light glasses. Even people who don't need eyeglasses for vision issues are donning specs these days. While some may be using non-prescription glasses as a fashion statement ...

6. Are Solar Eclipse Glasses a Scam? Experts Share What You Need ...

   www.aol.com/lifestyle/solar-eclipse-glasses-scam...

   Solar Eclipse Glasses. This three-pack of glasses has a sturdy plastic frame and traditional sunglasses look. They meet ISO 12312-2 international standards and are designed for kids aged six and up.

7. 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 ...