Gamer.Site Web Search

Search results

1. Results From The WOW.Com Content Network

2. 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 ...

3. 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 ...

4. Pince-nez - Wikipedia

   en.wikipedia.org/wiki/Pince-nez

   Pince-nez. Pince-nez ( / ˈpɑːnsneɪ / or / ˈpɪnsneɪ /, plural form same as singular; [ 1] French pronunciation: [pɛ̃sˈne]) is a style of glasses, popular in the late 19th and early 20th centuries, that are supported without earpieces, by pinching the bridge of the nose. The name comes from French pincer, "to pinch", and nez, "nose".

5. Get Eclipse Glasses or Make a Pinhole Projector to View the ...

   www.aol.com/eclipse-glasses-pinhole-projector...

   On August 21, a total solar eclipse will pass over the U.S. Here’s how to make a pinhole projector that’ll let you view it without damaging your eyes. This was originally published on The ...

6. Eclipse eye safety: How to make a pinhole projector, test ...

   www.aol.com/eclipse-eye-safety-pinhole-projector...

   For those without access to eclipse glasses, a pinhole projector is another way to safely view the eclipse. With a pinhole projector, viewers will not face the eclipse, but rather stand with their ...

7. History of optics - Wikipedia

   en.wikipedia.org/wiki/History_of_optics

   History of optics. Modern ophthalmic lens making machine. Optics began with the development of lenses by the ancient Egyptians and Mesopotamians, followed by theories on light and vision developed by ancient Greek philosophers, and the development of geometrical optics in the Greco-Roman world. The word optics is derived from the Greek term ...