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2. Prism correction - Wikipedia

   en.wikipedia.org/wiki/Prism_correction

   Yoked prism can move the image away from primary gaze without the need for a constant head tilt or turn. Prism correction is measured in prism dioptres. A prescription that specifies prism correction will also specify the "base". The base is the thickest part of the lens and is opposite from the apex.

3. 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.

4. Zenni Optical - Wikipedia

   en.wikipedia.org/wiki/Zenni_Optical

   www .zennioptical .com. Zenni Optical (formerly 19dollareyeglasses.com) is an American online retailer of prescription glasses and sunglasses. Founded in 2003 by Tibor Laczay and Julia Zhen, it is based in Novato, California . The company sells more than 2,000 types of prescription glasses and sunglasses as well as 45 types of contact lenses.

5. How to be a safer driver after 65 - AOL

   www.aol.com/safer-driver-65-154500027.html

   Challenge #2: Vision issues. As you get older, your eyesight can change. Maybe it’s more difficult to read traffic signs or see clearly at night. It might take you longer to react to things that ...

6. Most kids get antibiotics for pink eye, study shows. Experts ...

   www.aol.com/news/most-kids-antibiotics-pink-eye...

   Nearly 45,000 children received care for pink eye at a doctor's office, eye clinic or emergency room and 69% were prescribed antibiotics, which come in drops and ointments. Whether they were ...

7. Autorefractor - Wikipedia

   en.wikipedia.org/wiki/Autorefractor

   These reflections are used to determine the size and shape of a ring in the retina which is located in the posterior part of the eye. By measuring this zone, the autorefractor can determine when a patient's eye properly focuses an image. The instrument changes its magnification until the image comes into focus.