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  2. Eyeglass prescription - Wikipedia

    en.wikipedia.org/wiki/Eyeglass_prescription

    Eyeglass prescription. 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. If an eye examination indicates that corrective lenses are appropriate, the ...

  3. Light in painting - Wikipedia

    en.wikipedia.org/wiki/Light_in_painting

    Port with the disembarkation of Cleopatra in Tarsus (1642), by Claude Lorrain, Musée du Louvre, Paris. Light in painting fulfills several objectives, both plastic and aesthetic: on the one hand, it is a fundamental factor in the technical representation of the work, since its presence determines the vision of the projected image, as it affects certain values such as color, texture and volume ...

  4. Pavement light - Wikipedia

    en.wikipedia.org/wiki/Pavement_light

    The transparent elements may be referred to as prisms or lenses, depending on shape, or as jewels. Glass color Solarized pendant prisms, showing a gradient in the solarization. The glass in many old pavement lights is now either purple or straw-colored. This is a side-effect of the manufacturing process.

  5. Windows 10, version 21H1 - Wikipedia

    en.wikipedia.org/wiki/Windows_10,_version_21H1

    The Windows 10 May 2021 Update (codenamed "21H1") is the twelfth stable build for Windows 10. It carries the build number 10.0.19043. Version history. The first preview was released to Insiders who opted in to Beta Channel on February 17, 2021. The update began rolling out on May 18, 2021.

  6. Windows 10, version 20H2 - Wikipedia

    en.wikipedia.org/wiki/Windows_10,_version_20H2

    Windows 10 October 2020 Update (codenamed "20H2") is the tenth major update to Windows 10 as the cumulative update to the May 2020 Update. It carries the build number 10.0.19042. Version history. The first preview was released to Insiders who opted in to Beta Channel on June 16, 2020. The update began rolling out on October 20, 2020.

  7. Halo (optical phenomenon) - Wikipedia

    en.wikipedia.org/wiki/Halo_(optical_phenomenon)

    Halo (optical phenomenon) A halo (from Ancient Greek ἅλως (hálōs) 'threshing floor, disk') [1] is an optical phenomenon produced by light (typically from the Sun or Moon) interacting with ice crystals suspended in the atmosphere. Halos can have many forms, ranging from colored or white rings to arcs and spots in the sky.

  8. Prisma (app) - Wikipedia

    en.wikipedia.org/wiki/Prisma_(app)

    prisma-ai .com. Prisma is a photo-editing mobile application that uses neural networks and artificial intelligence to apply artistic effects to transform images. [3] The app was created by Alexey Moiseenkov ( Russian: Алексей Моисеенков ), Oleg Poyaganov, Ilya Frolov, Andrey Usoltsev, and Aram Hardy. It was launched in June ...

  9. Astigmatism - Wikipedia

    en.wikipedia.org/wiki/Astigmatism

    When left untreated, astigmatism causes people to have a lower vision-related quality of life. Some factors that lead to this are a decrease in vision quality and an increase in glare and haloes. People with astigmatism have more difficulty with night driving and can have a decreased productivity due to errors.