| 单词 | optical phenomenon |
| 释义 | optical phenomenon (once / 139051 pages) n WORD FAMILY optical phenomenon: optical phenomena USAGE EXAMPLESAfter the quick test, the video explains the science behind this optical phenomenon. Time(Apr 03, 2015) After ten years of scientific research, the company has created the technology to reproduce the physical effects and optical phenomena of natural light. Architectural Digest(Feb 17, 2015) I was a member of the team that discovered another high-altitude optical phenomenon, called blue jets. Scientific American(Nov 16, 2012) n a physical phenomenon related to or involving light Hypo|Hyper aberration, distortion, optical aberration an optical phenomenon resulting from the failure of a lens or mirror to produce a good image absorption banda dark band in the spectrum of white light that has been transmitted through a substance that exhibits absorption at selective wavelengths diffractionwhen light passes sharp edges or goes through narrow slits the rays are deflected and produce fringes of light and dark bands fringe, interference fringeone of the light or dark bands produced by the interference and diffraction of light incidencethe striking of a light beam on a surface optical illusionan optical phenomenon that results in a false or deceptive visual impression pleochroismthe phenomenon of different colors appearing when certain crystals are viewed from different directions polarisation, polarizationthe phenomenon in which waves of light or other radiation are restricted in direction of vibration parallaxthe apparent displacement of an object as seen from two different points that are not on a line with the object Tyndall effectthe phenomenon in which light is scattered by very small particles in its path; it makes a beam of light visible; the scattered light is mainly blue apparent motion, apparent movement, motion, movementan optical illusion of motion produced by viewing a rapid succession of still pictures of a moving object chromatic aberrationan optical aberration in which the image has colored fringes dichroismpleochroism of a crystal so that it exhibits two different colors when viewed from two different directions miragean optical illusion in which atmospheric refraction by a layer of hot air distorts or inverts reflections of distant objects spherical aberrationan optical aberration resulting in a distorted image trichroismpleochroism of a crystal so that it exhibits three different colors when viewed from three different directions X-ray diffractionthe scattering of X rays by the atoms of a crystal; the diffraction pattern shows structure of the crystal annual parallax, heliocentric parallaxthe parallax of a celestial body using two points in the earth's orbit around the sun as the baseline diurnal parallax, geocentric parallaxthe parallax of a celestial body using two points on the surface of the earth as the earth rotates physical phenomenon a natural phenomenon involving the physical properties of matter and energy |
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