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Köhler illumination is a method of specimen illumination used for transmitted and reflected light (trans- and epi-illuminated) optical microscopy.Köhler illumination acts to generate an even illumination of the sample and ensures that an image of the illumination source (for example a halogen lamp filament) is not visible in the resulting image.
When the handle of a flush toilet with a tank (British, cistern) is turned, a discharge mechanism is activated by means of a rod or chain. The mechanism may be a flapper valve, which is designed to sink more slowly than the water - allowing the water to exit to the toilet bowl below, so that the tank may empty.
Kohler Co. Usage on es.wikipedia.org Historia del uniforme del Manchester United Football Club; Usage on fa.wikipedia.org کهلر; Usage on fr.wikipedia.org Kohler Company; Usage on ig.wikipedia.org Kohler Kitchen & Bath; Usage on ja.wikipedia.org コーラーカンパニー; Usage on www.wikidata.org Q6426036; Q25021672; Q25021681; User ...