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  2. Eyeglass prescription - Wikipedia

    en.wikipedia.org/wiki/Eyeglass_prescription

    A prescription of −1.00 +0.25 × 180 describes a lens that has a horizontal power of −1.00 D and a vertical power of −0.75 D. Only ophthalmologists write prescriptions in + cylinder. An optometrist would write a prescription in - (minus) cylinder. All spectacle and contact lenses would be made in minus cylinder.

  3. Corrective lens - Wikipedia

    en.wikipedia.org/wiki/Corrective_lens

    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. 1-800 Contacts - Wikipedia

    en.wikipedia.org/wiki/1-800_Contacts

    1-800 Contacts. 1-800 Contacts Inc. is an American contact lens retailer based in Draper, Utah. The brands that 1-800 Contacts use includes Johnson & Johnson Vision Care, Alcon, Bausch & Lomb and CooperVision. The company was founded as the industry's first way to buy contacts online and has since expanded to provide online prescription ...

  5. Warby Parker's vision test app can help renew your glasses ...

    www.engadget.com/warby-parker-virtual-vision...

    The update isn't automatic. An eye doctor will review the results and give you a verdict within two days. If you're seeing well enough, you'll just need to pay $15 to renew your prescription. If ...

  6. Refractive error - Wikipedia

    en.wikipedia.org/wiki/Refractive_error

    Refractive errors are corrected with eyeglasses, contact lenses, or surgery. [1] Eyeglasses are the easiest and safest method of correction. [ 1 ] Contact lenses can provide a wider field of vision ; however they are associated with a risk of infection. [ 1 ]

  7. Simple Contacts has a new service letting users cheaply ...

    techcrunch.com/2019/11/27/simple-contacts-has-a...

    Simple Contacts has launched a new service letting users try out new contact lenses for as little as $3.. The company launched a little over three years ago as a way for contact lens wearers to ...

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