- optical extinction
- Макаров: оптическая экстинкция
Универсальный англо-русский словарь. Академик.ру. 2011.
optical extinction
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Extinction (astronomy) — Extinction is a term used in astronomy to describe the absorption and scattering of electromagnetic radiation by matter (dust and gas) between an emitting astronomical object and the observer. Interstellar extinction also called Galactic… … Wikipedia
Optical window in biological tissue — The Optical window [1] (also known as therapeutic window) defines the range of wavelengths where light has its maximum depth of penetration in tissue. Within the NIR window, scattering is the most dominant light tissue interaction, and therefore… … Wikipedia
Optical mineralogy — A petrographic microscope, which is an optical microscope fitted with cross polarizing lenses, a conoscopic lens, and compensators (plates of anisotropic materials; gypsum plates and quartz wedges are common), for crystallographic analysis.… … Wikipedia
Optical modulation amplitude — In telecommunications, optical modulation amplitude (OMA) is the difference between two optical power levels, of a digital signal generated by an optical source, e.g., a laser diode. It is given by where P1 is the optical power level generated… … Wikipedia
Optical depth (astrophysics) — This article is about optical depth in astrophysics. For optical depth in general, see optical depth. Contents 1 Optical Depth in Astrophysics 2 A Simple Interpretation 3 The Eddington Approximation and the Depth of the Photosphere … Wikipedia
Extinction ratio — In telecommunications, extinction ratio ( r e ) is the ratio of two optical power levels, of a digital signal generated by an optical source, e.g., a laser diode, where P 1 is the optical power level generated when the light source is on, and P 2 … Wikipedia
Extinction cross — The extinction cross is an optical phenomenon that is seen when trying to extinguish a laser beam or non planar white light using crossed polarizers. Ideally, crossed (90° rotated) polarizers block all light, since light which is polarized along… … Wikipedia
Extinction angle — An extinction angle is a term used in optical mineralogy and petrology, which described the angle at which cross polarized light dims, as viewed through a thin section of a mineral in a petrographic microscope … Wikipedia
Permian–Triassic extinction event — … Wikipedia
Polarization-maintaining optical fiber — In fiber optics, polarization maintaining optical fiber (PMF or PM fiber) is optical fiber in which the polarization of linearly polarized light waves launched into the fiber is maintained during propagation, with little or no cross coupling of… … Wikipedia
Extinción (astronomía) — Saltar a navegación, búsqueda Para otros usos de este término, véase Extinción (desambiguación). La extinción es un término utilizado en astronomía para describir la absorción y la dispersión de la radiación electromagnética emitida por objetos… … Wikipedia Español
