Prisms proved effective in managing diplopia of varying etiologies and across a wide range of ocular misalignment, a study found. “Our results indicate that prisms could be considered as initial ...

A prism is a solid glass object given a specific geometric shape for the purpose of dispersing, deviating, rotating or displacing a beam of light. A micro prism, as the name suggests, is a very small ...

LAUSANNE, Switzerland, Aug. 10 (UPI) --Scientists in Switzerland have invented an "acoustic prism" capable of splitting a sound into its basic frequencies. Like an optical prism, which relies on the ...

Binoculars and Periscopes invert an image to make an object appear closer. There are two types of prisms that can be used for binoculars: Porro and Roof Prisms. Porro prisms are used in a pair to ...

Diplopia (double vision) is a rare but disturbing condition. It happens when the images of objects before you are formed in different parts of the retinas in your two eyes. Many disorders of the eye ...