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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. Prism (optics) - Wikipedia

   en.wikipedia.org/wiki/Prism_(optics)

   A familiar dispersive prism. An optical prism is a transparent optical element with flat, polished surfaces that are designed to refract light. At least one surface must be angled — elements with two parallel surfaces are not prisms. The most familiar type of optical prism is the triangular prism, which has a triangular base and rectangular ...

4. 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.

5. Ultra-runner near the end of a 50-mile excursion ... - AOL

   www.aol.com/news/ultra-runner-near-end-50...

   An ultra-runner was near the end of a 50-mile trek when he had a close encounter in Yosemite Valley with a very big black bear. ... as appears to have happened in this case — are rare. Mohr said ...

6. I’m a financial expert: Here are my 4 top tips for paying off ...

   www.aol.com/finance/how-to-pay-off-credit-card...

   Here’s a step-by-step plan to help you get started with paying down high-interest credit card debt. 1. Figure out how much you owe. Your first task is to figure out exactly how much credit card ...

7. iPhone 11 Pro - Wikipedia

   en.wikipedia.org/wiki/IPhone_11_Pro

   The iPhone 11 Pro and iPhone 11 Pro Max are smartphones designed, developed and marketed by Apple Inc. Serving as Apple's flagship models of the 13th generation of iPhones, they succeeded the iPhone XS and iPhone XS Max, respectively, upon their release. Apple CEO Tim Cook unveiled the devices alongside the standard model, the iPhone 11, on ...

8. The best lenses for iPhone and Android phones in 2022 ... - AOL

   www.aol.com/news/best-lenses-iphone-android...

   The best lenses for iPhone and Android phones will elevate your photos and vidos giving them a more professional feel. Skip to main content. Search. Need help? Call us! 800-290-4726. Login / Join ...

9. Dispersive prism - Wikipedia

   en.wikipedia.org/wiki/Dispersive_prism

   Dispersive prism. In optics, a dispersive prism is an optical prism that is used to disperse light, that is, to separate light into its spectral components (the colors of the rainbow ). Different wavelengths (colors) of light will be deflected by the prism at different angles. [1] This is a result of the prism material's index of refraction ...