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refracted

refracted Sentence Examples

  • Operating on this beam with a second prism, he found that the homogeneous light was not dispersed, and also that it was more refracted the nearer the point from which it was taken approached to the violet end of the spectrum RV.

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  • 4 Dollond did not reply to this memoir, but soon afterwards he received an abstract of a memoir by Samuel Klingenstierna, the Swedish mathematician and astronomer, which led him to doubt the accuracy of the results deduced by Newton on the dispersion of refracted light.

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  • The rays had to struggle through a disturbing medium; they reached him refracted, dulled and discoloured by the thick gloom which had settled on his soul, and, though they might be sufficiently clear to guide him, were too dim to cheer him.

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  • I); let AD be the refracted ray, and r the angle of refraction.

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  • Thus, for instance, sound is refracted towards the perpendicular when passing into air from water, 0 or into carbonic acid gas from air; the converse is the case when the passage takes place the opposite way.

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  • As the light is twice refracted, the dispersion is increased, and the rays, after transmission through the prism, form a divergent system, which may be allowed to fall on a sheet of white paper, forming the wellknown solar spectrum.

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  • Here the light corresponding to the space between the D lines is transmitted, being strongly refracted upward near D I, and downward near D 2.

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  • For it is easy to understand by the canons above mentioned that the greatest objects may appear exceedingly small, and the contrary, also that the most remote objects may appear just at hand, and the converse; for we can give such figures to transparent bodies, and dispose them in such order with respect to the eye and the objects, that the rays shall be refracted and bent towards any place we please, so that we shall see the object near at hand or at any distance under any angle we please.

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  • He cites a passage from Bacon's Opus Majus, p. 377 of Jebb's edition, 1733, translated as follows: "Greater things than these may be performed by refracted vision.

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  • By the supplementary use of one of Wenham's prisms every ray is analysed into a more powerful refracted and a weaker reflected one.

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  • the light enters the drop and is refracted; the refracted ray is then reflected at the opposite surface of the drop, and leaves the drop at the same side at which it enters, being again refracted.

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  • the direction of the wave in the first medium), and the normal to the surface separating the two media, at the point in which the incident ray meets it; (2) The sine of the angle between the normal and the incident ray bears to the sine of the angle between the normal and the refracted ray a ratio which is constant for the same pair of media.

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  • 1) enters obliquely A into the surface of a block of glass at 0, it gives rise to the divergent system of rays ORV, varying continuously in colour from red to violet, the red ray OR being least refracted and the violet ray OV most so.

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  • P. Leroux discovered that iodine vapour refracted the red rays more than the violet, the intermediate colours not being transmitted; and in 1870 Christiansen found that an alcoholic solution of fuchsine refracted the violet less than the red, the order of the successive colours being violet, red, orange, yellow; the green being absorbed and a dark interval occurring between the violet and red.

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  • But the light of slightly greater wave-length than the D lines, being refracted strongly downward by the sodium vapour, illuminates the.

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  • refracted through the lens of infectious disease ' .

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  • Arago showed that at all angles of incidence the reflected and refracted streams contain equal quantities of polarized light.

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  • By profoundly ingenious methods Hertz showed that these invisible electric waves could be reflected and refracted like waves of light by mirrors and 1 See Sir W.

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  • Whilst the refracted portion after leaving the plate continues its way in the same direction, displaced a little to one side, the reflected portion is directed into the side tube by a reflectionprism.

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  • The higher ranges of the Elburz are snow-capped for the greater part of the year, and some, which are not exposed to the refracted heat from the arid districts of inner Persia, are rarely without snow.

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  • - Polished metallic surfaces, like those of other solids, divide any incident ray into two parts, of which one is refracted while the other is reflected - with this difference, however, that the former is completely absorbed, and that the latter, in regard to polarization, is quite differently affected.

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  • If now the prism P be interposed as in the figure, the whole beam is not only refracted upward, but also spread out into the spectrum RV, the horizontal breadth of the band of colours being the same as that of the original image S.

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  • bottom of the slit; while that of slightly shorter wave-length is refracted upward and illuminates the top of the slit.

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  • Since the minimum deviation is least for the least refrangible rays, it follows that the red rays will be the least refracted, and the violet the more refracted, and therefore the halo will be coloured red on the inside.

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  • Like the X rays, the Becquerel rays are invisible; they both traverse thin sheets of glass or metal, and cannot be refracted; moreover, they both ionize gases, i.e.

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  • Light from an arc lamp was so directed that only that part reached the spectroscope which fell upon the flame of the burner at grazing incidence, and was thereby refracted.

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  • The refracted light, whatever be the angle of incidence, is found to be partially polarized in a plane perpendicular to the plane of incidence, and D.

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  • discoveryditioner soviet unionthe discoveries it through a. Unions to the of mind may have required were refracted and.

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  • emanateis generated when the rays emanating from the sun are refracted and warm the air through friction.

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  • His surfaces might be worked to display an almost painterly plane that suggests refracted light, with a remarkable range of color.

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  • But in Kinch's work, wider questions of oppression and ideology are in fact refracted through the lens of cultural particularity.

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  • refracted by the atmosphere to curve slightly downwards.

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  • refracted rays.

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  • refracted through the prism of bourgeois liberalism and is thus timid in its methods and aims.

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  • refracted through a bigger angle (it gets bent more) than the red light.

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  • In a warm haze the sultry light Is absorbed, not refracted, by gray stone.

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  • refracted more strongly than blue giving the halo its red inner edge.

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  • As waves approach the coast they are also refracted.

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  • Minerals creating these colors are said to be anisotropic - the light traveling through the medium is doubly refracted.

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  • The game helps new york the neither refracted nor polarized.

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  • refracted when they move from hot air into colder air.

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  • Rays from external objects are first refracted at the convex surface a b, then totally reflected at the plane surface a c, and finally refracted at the concave surface b c (fig.

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  • (I) The new direction or refracted ray lies always in the plane of incidence, or plane which contains the incident ray (i.e.

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  • If innumerable numbers of such crystals fall in any manner between the observer and the sun, light falling upon these crystals will be refracted, and the refracted rays will be crowded together in the position of minimum deviation (see Refraction Of Light).

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  • Reference should be made to the articles Reflexion, Refraction, and Caustic for the general characters of reflected and refracted rays (the article Lens considers in detail the properties of this instrument, and should also be consulted); in this article will be discussed the nature, varieties and modes of aberrations mainly from the practical point of view, i.e.

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  • Besides this there is a second point on the axis, from which all issuing rays are so refracted at the surface of the sphere that, after the refraction, they appear to originate from one point - the image-point (see fig.

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  • The rays of the setting sun are refracted by the atmosphere to curve slightly downwards.

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  • At each surface a ray splits into partially reflected and partially refracted rays.

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  • However, it is usually refracted through the prism of bourgeois liberalism and is thus timid in its methods and aims.

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  • He goes on to suggest that ' American concerns about global social change are refracted through the lens of infectious disease '.

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  • A deep blue/violet light gets refracted through a bigger angle (it gets bent more) than the red light.

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  • Red light is refracted more strongly than blue giving the halo its red inner edge.

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  • Light waves can even be refracted when they move from hot air into colder air.

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  • The new technique also improved the brilliance of the stones. 19th century cushion cuts disbursed light in block-like patterns, while the early 20th century cushion cuts refracted light in a needle-like pattern.

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  • Secondary caustics are orthotomic curves having the reflected or refracted rays as normals, and consequently the proper caustic curve, being the envelope of the normals, is their evolute.

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  • The simplest instance of a caustic by refraction (or diacaustic) is when luminous rays issuing from a point are refracted at a straight line.

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  • I have refracted it with Prismes, and reflected it with Bodies, which in Day-light were of other colours; I have intercepted it with the coloured film of Air interceding two compressed plates of glass, transmitted it through coloured Mediums, and through Mediums irradiated with other sorts of Rays, and diversly terminated it; and yet could never produce any new colour out of it.

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  • We have in like manner, as derivatives of a given curve, the caustic, catacaustic or diacaustic as the case may be, and the secondary caustic, or curve cutting at right angles the reflected or refracted rays.

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  • In certain cases, indeed, one portion vanishes entirely: thus the stream ordinarily refracted in the first rhomb gives an ordinary or an extraordinary stream alone in the second, according as the principal planes are parallel or perpendicular, the reverse being the case with the extraordinary stream of the first rhomb.

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  • Malus that the interposition of a doubly refracting plate between a polarizer and an analyser regulated for extinction has the effect of partially restoring the light, and he used this property to discover double refraction in cases in which the separation of the two refracted streams was too slight to be directly detected.

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  • The expressions for the intensity of the refracted light may be obtained from those relating to the reflected light by the principle of energy.

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  • In order to avoid the question of the measurements of the intensity in different media, it is convenient to suppose that the refracted stream emerges into a medium similar to the first by a transition so gradual that no light is lost by reflection.

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  • The intensities of the incident, reflected and refracted streams are then measured in the same way, and we have merely to express that the square of the amplitude of the incident vibrations is equal to the sum of the squares of the amplitudes of the reflected and refracted vibrations.

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  • Now Fresnel's formulae were obtained by assuming that the incident, reflected and refracted vibrations are in the same or opposite phases at the interface of the media, and since there is no real factor that converts cos T into cos (T+p), he inferred that the occurrence of imaginary expressions for the coefficients of vibration denotes a change of phase other than 7r, this being represented by a change of sign.

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  • Every ray is divided into a reflected and a refracted portion on the front side of a parallel plate.

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