| 释义 |
dark-field microscope
dark-field microscope (därk′fēld′)n. A microscope in which an object is illuminated only from the sides so that it appears bright against a dark background.Thesaurus| Noun | 1. |  dark-field microscope - light microscope that uses scattered light to show particles too small to see with ordinary microscopesultramicroscopelight microscope - microscope consisting of an optical instrument that magnifies the image of an object |
EncyclopediaSeeultramicroscopedark-field microscope
dark-field mi·cro·scopea microscope that has a special condenser and objective with a diaphragm or stop that scatters light from the object observed, with the result that the object appears bright on a dark background.dark-field mi·cro·scope (dahrk-fēld mī'krō-skōp) A microscope that has a special condenser and objective with a diaphragm or stop that scatters light from the object observed, with the result that the object appears bright on a dark background. dark-field microscopeA microscope by which objects invisible through an ordinary microscope may be seen by means of powerful side illumination. See: illumination, dark-fieldSee also: microscopedark-field mi·cro·scope (dahrk-fēld mī'krō-skōp) A microscope that has a special condenser and objective with a diaphragm that scatters light from the object observed, so the object appears bright on a dark background. dark-field microscope
Related to dark-field microscope: dark ground illumination, Dark field microscopySynonyms for dark-field microscopenoun light microscope that uses scattered light to show particles too small to see with ordinary microscopesSynonymsRelated Words |