- illumination field
- Метрология: поле освещения
Универсальный англо-русский словарь. Академик.ру. 2011.
illumination field
Смотреть что такое "illumination field" в других словарях:
illumination — 1. Throwing light on the body or a part or into a cavity for diagnostic purposes. 2. Lighting an object under a microscope. [L. il lumino, pp. atus, to light up] axial i. the transmission or reflection o … Medical dictionary
Dark field microscopy — (dark ground microscopy) describes microscopy methods, in both light and electron microscopy, which exclude the unscattered beam from the image. As a result, the field around the specimen (i.e. where there is no specimen to scatter the beam) is… … Wikipedia
Köhler illumination — is a type of specimen illumination used in transmitted or reflected light microscopy [ [http://www.olympusmicro.com/primer/anatomy/kohler.html Olympus Microscopy Resource Center Köhler Illumination] ] . It was designed by August Köhler in 1893,… … Wikipedia
Near-field scanning optical microscope — Near field scanning optical microscopy (NSOM/SNOM) is a microscopic technique for nanostructure investigation that breaks the far field resolution limit by exploiting the properties of evanescent waves. This is done by placing the detector very… … Wikipedia
Critical illumination — or Nelsonian illumination is a method of specimen illumination used for transmitted and reflected light (trans and epi illuminated) optical microscopy. Critical illumination focuses an image of a light source on to the specimen for bright… … Wikipedia
Light field — The light field is a function that describes the amount of light traveling in every direction through every point in space. Michael Faraday was the first to propose (in an 1846 lecture entitled Thoughts on Ray Vibrations ) that light should be… … Wikipedia
geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… … Universalium
Over-illumination — This cosmetics store has lighting levels over twice recommended levels[1] Over illumination is the presence of lighting intensity (illuminance) beyond that required for a specified activity. Over illumination was commonly ignored between 1950 and … Wikipedia
Ottoman illumination — Decorated tughra of Süleyman the Magnificent (1520) Page from a 17th century … Wikipedia
Photon induced electric field poling — In physics, photon induced electric field poling is a phenomenon whereby a pattern of local electric field orientations can be encoded in a suitable ferroelectric material, such as perovskite. The resulting encoded material is conceptually… … Wikipedia
dark-field illumination — [därk′fēld′] n. the illumination of the field of a microscope by directing a beam of light from the side so that the specimen is seen against a dark background * * * … Universalium
