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refraction

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refraction
refraction (rɪˈfrækʃən) [ad. late L. refractiōn-em (Boethius), n. of action f. refringĕre: see refract v. and cf. F. réfraction (16th c.).] † 1. a. The action of breaking open or breaking up. Obs. rare.1578 Banister Hist. Man vii. 91 This bloud by styrring..is made thinne, and together with the ayre... Oxford English Dictionary
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Refraction (sound)
Refraction, in acoustics, comparable to the refraction of electromagnetic radiation, is the bending of sound propagation trajectories (rays) in inhomogeneous In the atmosphere, vertical gradients of wind speed and temperature lead to refraction. wikipedia.org
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refraction
refraction/rɪˈfrækʃn; rɪ`frækʃən/ n[U]refracting or being refracted 折射（现象）. =>illus at spectrum 见 spectrum 插图. 牛津英汉双解词典
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Refraction of Light - BYJU'S
When light travels from air into glass, the light slows down and changes direction slightly. When light travels from a less dense substance to a denser substance, the refracted light bends more towards the normal line. If the light wave approaches the boundary in a perpendicular direction, the light ray doesn't refract despite the change in ...
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Understanding Eye Refraction: What It Is & If You Need It
Aug 30, 2023Eye refraction is the calculation of the lens power required for eyeglasses or contact lenses, determined through a refraction test. These tests are essential for diagnosing refractive errors that affect how light bends through the eye's lens, leading to distorted visual perception, a common problem for over 150 million people in the U.S. Regular refraction testing can help in early ...
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Sound - Refraction, Frequency, Wavelength | Britannica
Sound - Refraction, Frequency, Wavelength: Diffraction involves the bending or spreading out of a sound wave in a single medium, in which the speed of sound is constant. Another important case in which sound waves bend or spread out is called refraction. This phenomenon involves the bending of a sound wave owing to changes in the wave's speed. Refraction is the reason why ocean waves ...
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Refraction - Wikipedia
A ray of light being refracted in a plastic block. In physics, refraction is the redirection of a wave as it passes from one medium to another. The redirection can be caused by the wave's change in speed or by a change in the medium. [1] Refraction of light is the most commonly observed phenomenon, but other waves such as sound waves and water ...
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Super Refraction
Super Refraction is the second full-length album by former Boston, Massachusetts band Mistle Thrush. wikipedia.org
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Formula for refraction between two mirrors i have a question about refraction. A light beam is sent diagonally into two parallel mirrors. Now i want to get the distance y depending on x. Is there a general formula ? I...
Let $\theta$ be the positive angle between the ray and the $x$-axis. Let $h$ be the distance between the two mirrors. In this case, $h=60$. Let $d$ be the horizontal distance travelled by the ray in going (once) from one mirror to the other mirror. Then, $$d = \dfrac{h}{\tan{\theta}}.$$ With $y=f(x)...
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Subjective refraction
The sharpest final refraction is not always the final script the patient wears comfortably. The refraction of a -0.50JCC at 180° is: +0.50/-1.00 x 180°. wikipedia.org
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Total refraction
Total refraction occurs when an incident wave on an interface between two media with opposite refractive index signs is completely transmitted. wikipedia.org
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Levelling refraction
Levelling refraction refers to the systematic refraction effect distorting the results of line levelling over the Earth's surface. The classical work on levelling refraction is that of TJ Kukkamäki in 1938–39. wikipedia.org
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refraction arc in Chinese - refraction arc meaning in Chinese ...
refraction arc in Chinese : 折射弧…. click for more detailed Chinese translation, meaning, pronunciation and example sentences.
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Seismic refraction
Seismic refraction is a geophysical principle governed by Snell's Law of refraction. S-wave refraction S-wave refraction evaluates the shear wave generated by the seismic source located at a known distance from the array. wikipedia.org
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Adding Reflection and Refraction——读完 - CodeAntenna
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