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  1. WMT - Walmart Inc.

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    64.92-0.12 (-0.18%)

    at Wed, May 29, 2024, 4:00PM EDT - U.S. markets open in 4 hours 47 minutes

    Pre Mkt 64.80 -0.12 (-0.18%)

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    • 52 Wk. High 65.69
    • 52 Wk. Low 48.65
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  3. Corrective lens - Wikipedia

    en.wikipedia.org/wiki/Corrective_lens

    A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia. Glasses or "spectacles" are worn on the face a short distance in front of the eye.

  4. 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]

  5. Prism cover test - Wikipedia

    en.wikipedia.org/wiki/Prism_Cover_Test

    measuring strabismus. The prism cover test ( PCT) is an objective measurement and the gold standard in measuring strabismus, i.e. ocular misalignment, or a deviation of the eye. [1] It is used by ophthalmologists and orthoptists in order to measure the vertical and horizontal deviation and includes both manifest and latent components. [1]

  6. Here are the best 'As Seen on TV' items under $25 at Walmart

    www.aol.com/lifestyle/best-seen-tv-items-under...

    These As-Seen-on-TV products are available through Walmart and totally worth the hype. (Photos: Walmart) Those late-night infomercials can be so tempting, but with so many innovative...

  7. 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 ...

  8. Walmart’s Restored Section Is the Buying Hack You ... - AOL

    www.aol.com/lifestyle/walmart-restored-section...

    Walmart Restored products are tested and resold in like-new condition. Here’s how to save money on brands like Apple and Samsung with its refurbished program.

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