Short-sightedness (myopia)

Short-sightedness (myopia)

Eyes that can see clearly up close but not at a distance. Short-sightedness can be corrected with a concave or "minus" lens to redirect the light rays so that they are properly focused on the retina.

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Part of Speech: noun
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Industry/Domain: Eyewear
Category: Glasses
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short-sightedness (myopia)

Eyewear; Glasses

Eyes that can see clearly up close but not at a distance. Short-sightedness can be corrected with a concave or "minus" lens to redirect the light rays so that they are properly ...

myopia

Physics; Optics

The condition of being nearsighted. Myopia can be corrected with glasses. It can be corrected by exercise also.

myopia

Health care; Optometry

Also called nearsightedness. Condition in which the length of the eye is too long, causing light rays to focus in front of the retina rather than on it, resulting in blurred ...

myopia

Eyewear; Glasses

Nearsightedness. Those with myopia see nearby objects clearly but distant objects appear blurred.

myopia

Pharmaceutical; Medical devices;

that error of refraction in which rays of light entering the eye parallel to the optic axis are brought to a focus in front of the retina, as a result of the eyeball being too ...

myopia

Health care; General

Nearsightedness.

Project Glass

Eyewear; Glasses

Project Glass is a research and development program by Google to prototype and build an augmented reality head-mounted display (HMD). While the idea is not new, the project has ...

adjustable glasses

Eyewear; Glasses

Recently in the news for the consumer market, adjustable glasses have also been featured as a method of alleviating difficulties and increasing productivity for people in ...

harry potter glasses

Eyewear; Glasses

A thick, round glasses seen in the eponymous character in J.K. Rowling's Harry Potter series.

pupillary distance (PD)

Eyewear; Glasses

The distance (measured in mm) between the center of your pupils of your eyes when looking far away in the distance. If the prescription lenses are not set at the same distance as ...

round-seg bifocal

Eyewear; Glasses

Uses a round reading section for the bifocal lens that is put on the back of the lens rather than the front, putting the lens closer to the eye for an expanded reading area.

scratch resistant coating

Eyewear; Glasses

A coating that makes lenses less prone to scratching.

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Industry/Domain: History Category: World history

La Rochelle, Siege of

Huguenot stronghold on the west coast of France, besieged by Cardinal Richelieu for 15 months in 1627–28. Three-quarters of the population died of ...