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Yoked prism can move the image away from primary gaze without the need for a constant head tilt or turn. Prism correction is measured in prism dioptres. A prescription that specifies prism correction will also specify the "base". The base is the thickest part of the lens and is opposite from the apex.
Prism (optics) An optical prism is a transparent optical element with flat, polished surfaces that are designed to refract light. At least one surface must be angled — elements with two parallel surfaces are not prisms. The most familiar type of optical prism is the triangular prism, which has a triangular base and rectangular sides.
Tiffany (NJ) Inc. v. eBay Inc. 600 F.3d 93 (2nd Cir. 2010), is a United States Court of Appeals for the Second Circuit case in which plaintiff Tiffany & Co. filed the complaint, first in 2004, alleging that eBay constituted direct and contributory trademark infringement, trademark dilution, and false advertising since it facilitated and advertised counterfeit Tiffany jewelries on its online ...
Oscar can't get enough of the baby! When cat owner Lauren came across a kitten in the gutter on the side of the road, she couldn't sit by and let nature take its course.
Videos show anti-environmentalist drivers of pickup trucks deliberately emitting black clouds as they pass cyclists and electric vehicles
Rivian and VW announced a joint project this week, with the former receiving $5 billion in investment. This allays investor concerns about the EV maker — and consumer ones as well. When you buy ...
A 1950s radium clock, exposed to ultraviolet light to increase luminescence. Radium dials are watch, clock and other instrument dials painted with luminous paint containing radium-226 to produce radioluminescence. Radium dials were produced throughout most of the 20th century before being replaced by safer tritium -based luminous material in ...
Tom Hanks and Robin Wright appear decades younger in first-look photos from “Here,” their highly-anticipated reunion with “Forrest Gump” director Robert Zemeckis. The movie was even co ...