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Nearly 36 hours after a gunman killed 18 people and 13 others at a bowling alley and a local restaurant in Lewiston, Maine, police are still looking for 40-year-old suspect Robert Card.
Prism dioptres. Prism correction is commonly specified in prism dioptres, a unit of angular measurement that is loosely related to the dioptre. Prism dioptres are represented by the Greek symbol delta (Δ) in superscript. A prism of power 1 Δ would produce 1 unit of displacement for an object held 100 units from the prism. [2]
The prism cover test ( PCT) is an objective measurement and the gold standard in measuring strabismus, i.e. ocular misalignment, or a deviation of the eye. [1] It is used by ophthalmologists and orthoptists in order to measure the vertical and horizontal deviation and includes both manifest and latent components. [1]
Corrective lens. A corrective lens is a transmissive optical device that is worn on the eye to improve visual perception. The most common use is to treat refractive errors: myopia, hypermetropia, astigmatism, and presbyopia. Glasses or "spectacles" are worn on the face a short distance in front of the eye.
James Alexander Seton, the last British person to die in a duel in the United Kingdom – 1845. John Hampden Pleasants, American newspaper editor – 1846 [41] Edward Gilbert, U.S. newspaper editor, by James W. Denver near Sacramento – 1852 [42] Frédéric Constant Cournet, French revolutionary. Killed by Frenchman, Emmanuel Barthélemy in ...
A list of people who are from or have lived in Lewiston, New York (including: The Village of Lewiston, Lewiston Heights, the Tuscarora Reservation, Pekin, and Colonial Village). Individuals are listed in alphabetical order by last name in each category.
Ray LaMontagne, folk singer and songwriter. Cynthia McFadden, newscaster. Rene Rancourt, singer. Anne Taintor, artist, born in Lewiston. Michael "Mudcat" Ward, blues bassist, pianist and songwriter, [3] born in Lewiston. Clarence White, guitar player and member of the rock group The Byrds. Frances Turgeon Wiggin, composed Maine state song.
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.