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2. As Seen on TV review: HD Vision sunglasses - AOL

   www.aol.com/news/2010-07-22-hd-vision-sunglasses...

   The Product: HD Vision Sunglasses The Price: HD Vision Ultra, online $10 plus $6.99 shipping and handling: $9.99 in some retail stores: HD Vision WrapAround, online $14.99 plus $7.95 shipping and ...

3. 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) ... I got just 1 package to try. I'll be getting 2 more packages, for the other 4 chairs. I ...

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. 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.

6. Upside down goggles - Wikipedia

   en.wikipedia.org/wiki/Upside_down_goggles

   Upside down goggles. Upside down goggles, also known as "invertoscopes" by Russian researchers, [ 1] are optical instruments that invert the image received by the retinas upside down. They are used to study human visual perception, particularly psychological process of building a visual image in the brain. Objects viewed through such a device ...

7. Best As Seen on TV Products of 2010 - AOL

   www.aol.com/news/2010-12-23-best-as-seen-on-tv...

   Here is my list of the best As Seen On TV products I tried out in 2010. Drumroll please ..... Show comments. I've taken dozens of As Seen on TV products for a spin this year. Some failed to ...