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...ormation about distant topics by creating an image of it, most often using visible light photography. Imagery interpreters are people skilled in understanding the The most common imagery comes from photography in the visible light spectrum, which, depending on the camera, film, distance from the subject,

...d; the propagation of electric and magnetic fields (including radio waves, visible light, [[X-rays]], and the entire [[electromagnetic spectrum]]), as well as spect

*Task Group 7 will develop a physical layer based on visible light.

*The sun emits electromagnetic radiation (light). Visible light is the main form of energy that drives photosynthesis. ...vels in waves and is organized as photons. We see different wavelengths of visible light as different colors.

...mena that emit, absorb, or reflect electromagnetic energy in the infrared, visible light, or ultraviolet spectra, phenomena where a "picture" is less important than There are several distinctive characteristics, in the range of visible light, from nuclear explosions. One of these is a characteristic "dual flash" mea

...lengths from a centimeter to a meter, much longer than the wavelengths of visible light that are on the order of 500 nm). As a 19th century physicist, who had stu

...D, Coogan S, et al. | title = Diagnosis of chronic mesenteric ischemia by visible light spectroscopy during endoscopy. | journal = Gastrointest Endosc | volume = 6

[[ultraviolet light]], [[visible light]], [[infrared]], [[microwave]]s, and [[radio waves]]. All these waves propa

...sea, or victims of a man-overboard situation, at night, or when vision in visible light is reduced due to fog or smoke.

...eflected back out of the pin hole, in effect, the black body absorbing the visible light and radiating thermal energy. The interior of the cavity remains dark throu

*Excitation detectors: Indirect effects of ionizing radiation produce visible light that is measured: thermoluminescent dosimeters, scintillometers The atoms give off the excess energy in the form of visible light."<ref>DOE-HDBK-1122-99, p. 1.13-8</ref> In some instruments, not usually c

...discovery of [[electromagnetic wave]]s. Maxwell's suggestion that ordinary visible light is an electromagnetic wave is one of the milestones in the history of scien

...f facts or theories, virtually anything related that can be organised. The visible light spectrum scheme, for example, is ROYGBIV: red, orange, yellow, green, blue,

...historically have been constructed of lenses and mirrors which concentrate visible light into a smaller and more defined image.<ref>[http://www.nasa.gov/worldbook/w Optical telescopes were the first type used. Used to view only visible light, they incorporate lenses made of glass and reflective mirrors. They are of

| Wavelength range of visible light Quick scale: The frequency of a visible light wave is about 4 to 7 million times greater than that of a typical FM radio

- AM Radio, FM Radio, Shortwave Radio, TV, Cell Phones, WiFi, Microwave, Visible Light — all harmless at low intensity.

...ighly reflective [[cloud]]s and its surface cannot be seen from space in [[visible light]], making it a subject of great speculation until some of its secrets were ...back into space, and prevent the direct observation of Venus' surface in [[visible light]]. The permanent cloud cover means that although Venus is closer than Eart

[[optical astronomy]], which observes [[visible light]] (i.e. light that can be seen with human eyes, at wavelengths between 360 ...h wavelengths, although most other sources can usually be observed also in visible light.

*Since it is a good reflector of both infrared and visible light, it is used for the protective coatings on many artificial [[satellite]]s a

...epresentation of a tree and its foliage. A coarse spectral analyzer in the visible light spectrum, however, can reveal that the green leaves are painted plastic, an