- infrared frequency
- частота, лежащая в области теплового (инфракрасного) излучения
English-russian astronautics dictionary. - M.: Military Publishing house. Compiled by F. P. Suprun, K. V. Shirokov. 1964.
infrared frequency
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infrared frequency — noun the infrared region of the electromagnetic spectrum; electromagnetic wave frequencies below the visible range they could sense radiation in the infrared • Syn: ↑infrared • Hypernyms: ↑frequency, ↑frequence, ↑oftenness • … Useful english dictionary
infrared spectrum — noun the spectrum of infrared radiation (Freq. 1) • Hypernyms: ↑spectrum • Part Holonyms: ↑electromagnetic spectrum • Part Meronyms: ↑infrared, ↑infrared frequency … Useful english dictionary
Infrared spectroscopy — (IR spectroscopy) is the subset of spectroscopy that deals with the infrared region of the electromagnetic spectrum. It covers a range of techniques, the most common being a form of absorption spectroscopy. As with all spectroscopic techniques,… … Wikipedia
Infrared homing — refers to a passive missile guidance system which uses the emission from a target of electromagnetic radiation in the infrared part of the spectrum to track it. Missiles which use infrared seeking are often referred to as heat seekers , since… … Wikipedia
Infrared and thermal testing — is one of many Nondestructive testing techniques designated by the American Society of Nondestructive Testing (ASNT) [Jackson, C.N. and C.N. Sherlock, 1998, Nondestructive Testing Handbook: Leak Testing, page 519, Library of Congress Cataloging… … Wikipedia
Infrared — For other uses, see Infrared (disambiguation). An image of two people in mid infrared ( thermal ) light (false color) … Wikipedia
Frequency — For other uses, see Frequency (disambiguation). Three cyclically flashing lights, from lowest frequency (top) to highest frequency (bottom). f is the frequency in hertz (Hz), meaning the number of cycles per second. T is the period in seconds (s) … Wikipedia
infrared guidance — A method of guidance in which an IR (infrared) seeker cell and a combined optics and flight control system act to home the vehicle onto the heat source. The illustration indicates the operation of an infrared guidance system. If the missile is… … Aviation dictionary
infrared transmission — A method of wireless transmission that uses part of the infrared spectrum to transmit and receive signals. Infrared transmissions take advantage of a frequency range just below that of visible light, and they usually require a line ofsight… … Dictionary of networking
infrared — F/A/V a frequency range of light used to send information. Remote controls and other wireless devices use IR … Audio and video glossary
Sum frequency generation — (SFG) is an example of a second order non linear optical process.This phenomenon is based on the annihilation of two input photons at frequencies omega 1 and omega 2 while, simultaneously, one photon at frequency omega 3 is generated.In order… … Wikipedia
