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This is a documentation subpage for Template:3D glasses. It may contain usage information, categories and other content that is not part of the original template page. This template can be used in image captions to hint the reader about the anaglyphic nature of the image.
In 2010, Hopper made prototypes using paperclips and magnets, solving the problem he had with trying to keep his glasses safe and secure. [1] It did not take long for consumer interest to grow. Friends, family, and strangers would ask him about his ReadeREST and wanted their own.
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 ...
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A pin is a device, typically pointed, used for fastening objects or fabrics together. Pins can have the following sorts of body: Pins can have the following sorts of body: a shaft of a rigid inflexible material meant to be inserted in a slot, groove, or hole (as with pivots, hinges , and jigs)
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An improvised pinhole has a similar but better effect. The same principle has also been applied as an alternative to corrective lenses: a screen of pinholes is mounted on an eyeglass frame and worn as pinhole glasses. Differential diagnosis: pinhole worsen vision: Macular diseases, [5] central lens opacities [6] Vision static with pinhole ...