refraction portion
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Automated Refraction System — An automated refraction system is a group of ophthalmic devices used during an eye examination to aid in the determination of a person s refractive error and prescription for glasses or contact lenses. The standard components of an automated… … Wikipedia
Double refraction — Double Dou ble (d[u^]b l), a. [OE. doble, duble, double, OF. doble, duble, double, F. double, fr. L. duplus, fr. the root of duo two, and perh. that of plenus full; akin to Gr. diplo os double. See {Two}, and {Full}, and cf. {Diploma}, {Duple}.]… … The Collaborative International Dictionary of English
область преломлённых волн — — [http://slovarionline.ru/anglo russkiy slovar neftegazovoy promyishlennosti/] Тематики нефтегазовая промышленность EN refraction portion … Справочник технического переводчика
light — light1 lightful, adj. lightfully, adv. /luyt/, n., adj., lighter, lightest, v., lighted or lit, lighting. n. 1. something that makes things visible or affords illumination: All colors depend on light. 2. Physics … Universalium
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
angle — [ ɑ̃gl ] n. m. • XIIe; lat. angulus 1 ♦ Cour. Saillant ou rentrant formé par deux lignes ou deux surfaces qui se coupent. ⇒ arête, coin, encoignure, renfoncement. À l angle de la rue. Former un angle, être en angle. La maison qui fait l angle,… … Encyclopédie Universelle
History of Physics — History of Physics † Catholic Encyclopedia ► History of Physics The subject will be treated under the following heads: I. A Glance at Ancient Physics; II. Science and Early Christian Scholars; III. A Glance at Arabian Physics; IV.… … Catholic encyclopedia
radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… … Universalium
Eyeglass prescription — Using a phoropter to determine a prescription for eyeglasses An eyeglass prescription is an order written by an eyewear prescriber, such as an optometrist or ophthalmologist, that specifies the value of all parameters the prescriber has deemed… … Wikipedia
Day length — as a function of latitude and the day of the year Day length, or length of day, or length of daytime, refers to the time each day from the moment the upper limb of the sun s disk appears above the horizon during sunrise to the moment when the… … Wikipedia
ISLAM - Les mathématiques et les autres sciences — «Et vous avez en ma personne le meilleur barbier de Bagdad, un médecin expérimenté, un chimiste très profond, un astrologue qui ne se trompe point, un grammairien achevé, un parfait rhétoricien, un logicien subtil, un mathématicien accompli dans… … Encyclopédie Universelle
