dark-field image
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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
dark-field microscopy — Descriptive of the appearance of the image of the specimen when this technique is used. Various details of the specimen appear as bright features on a dark field or background. Dark field microscopy can be used to accentuate refraction images … Forensic science glossary
Annular dark-field imaging — is a method of mapping samples in a scanning transmission electron microscope (STEM). These images are formed by collecting scattered electrons with an annular dark field detector in scanning transmission electron microscopes.For dark field… … Wikipedia
dark-field optical image — Смотри темнопольное оптическое изображение … Энциклопедический словарь по металлургии
Dark Night of the Scarecrow — Directed by Frank De Felitta Produced by Bobby Frank … Wikipedia
Image resolution — describes the detail an image holds. The term applies equally to digital images, film images, and other types of images. Higher resolution means more image detail. Image resolution can be measured in various ways. Basically, resolution quantifies … Wikipedia
Dark Frontier — Star Trek: Voyager episode Episode no. Season 5 … Wikipedia
Dark ambient — Stylistic origins Industrial music Ambient music Musique concrète Cultural origins 1980s and 1990s, Europe and United States Typical instruments Electronic musical instruments, field recordings … Wikipedia
Image Quality — is a characteristic of an image that measures the perceived image degradation (typically, compared to an ideal or perfect image). Imaging systems may introduce some amounts of distortion or artifacts in the signal, so the quality assessment is an … Wikipedia
Dark matter — Not to be confused with antimatter, dark energy, dark fluid or dark flow. For other uses, see Dark Matter (disambiguation) … Wikipedia
Dark Elves in fiction — Due at least partly to influence from the Dungeons Dragons role playing game, and perhaps also to the ever growing tendency toward synthesis of folklores, it is not uncommon for both Trows and Drow, along with black elves and dark elves, to be… … Wikipedia
