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2. Pinhole occluder - Wikipedia

   en.wikipedia.org/wiki/Pinhole_occluder

   A pinhole occluder is an opaque disk with one or more small holes through it, used by ophthalmologists, orthoptists and optometrists to test visual acuity. The occluder is a simple way to focus light, as in a pinhole camera, temporarily removing the effects of refractive errors such as myopia. Because light passes only through the center of the ...

3. Pinhole glasses - Wikipedia

   en.wikipedia.org/wiki/Pinhole_glasses

   Pinhole glasses, also known as stenopeic glasses, are eyeglasses with a series of pinhole-sized perforations filling an opaque sheet of plastic in place of each lens. Similar to the workings of a pinhole camera , each perforation allows only a very narrow beam of light to enter the eye which reduces the size of the circle of confusion on the ...

4. Refractive error - Wikipedia

   en.wikipedia.org/wiki/Refractive_error

   In order to see a clear image, the eye must focus rays of light on to the light-sensing part of the eye – the retina, which is located in the back of the eye.This focusing – called refraction – is performed mainly by the cornea and the lens, which are located at the front of the eye, the anterior segment.

5. AOL-reviewed: The Renpho eye massager has almost 17,000 five ...

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   Read my full review below to find out! ... Pros. Offers heated massage and compression ... The massager's heating pads allow for a comfortable temperature between 104 and 113 degrees Fahrenheit ...

6. Free Online Games: Play board games, card games, casino ... - AOL

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   Discover the best free online games at AOL.com - Play board, card, casino, puzzle and many more online games while chatting with others in real-time.

7. Investigators found 11 children working 'dangerous' overnight ...

   www.aol.com/investigators-found-11-children...

   A cleaning company has been fined $171,000 after federal investigators found 11 children working a "dangerous" overnight shift at a meat processing plant in Iowa. The U.S. Labor Department sa id ...

8. Controlled low strength material - Wikipedia

   en.wikipedia.org/wiki/Controlled_low_strength...

   Instead, it is primarily used as a replacement for compacted backfill. [1] It also flows much better than ordinary concrete, having the consistency of a milkshake. The first known use of CLSM was in 1964. [2] CLSM is typically a ready mix concrete rather than soil cement which is a low strength cement made using local soil, and is similar to a ...

9. This anti-thinning shampoo set is down to $34: 'Saved my hair'

   www.aol.com/lifestyle/this-anti-thinning-shampoo...

   What reviewers say 💬. Pura D’or Original Gold Label Anti Hair-Thinning Shampoo and Conditioner boasts nearly 20,000 perfect five-star ratings.. Pros 👍 "My hair was thinning, and after two ...