Abbe illuminator
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Condenser (microscope) — A condenser is one of the main components of the optical system of many transmitted light compound microscopes. A condenser is a lens that serves to concentrate light from the illumination source that is in turn focused through the object and… … Wikipedia
microscope — /muy kreuh skohp /, n. 1. an optical instrument having a magnifying lens or a combination of lenses for inspecting objects too small to be seen or too small to be seen distinctly and in detail by the unaided eye. 2. (cap.) Astron. the… … Universalium
ENLUMINURE — Le nom d’enluminure est aujourd’hui donné au décor des manuscrits de préférence à celui de miniature , utilisé au XIXe siècle. Ce second terme fut d’abord réservé aux lettrines peintes en rouge (minium) puis, par extension, à toute… … Encyclopédie Universelle
Timeline of Christian missions — This timeline of Christian missions chronicles the global expansion of Christianity through a sampling of missionary outreach events. A more general timeline of Christianity and History of Christianity is also available. Apostolic Age Earliest… … Wikipedia
publishing, history of — Introduction an account of the selection, preparation, and marketing of printed matter from its origins in ancient times to the present. The activity has grown from small beginnings into a vast and complex industry responsible for the… … Universalium
Moïse III de Tatev — Մովսես Գ Տաթևացի Décès 1632 Désignation 1629 Fin 1632 Prédécesseur David IV Successeur Philippos Ier … Wikipédia en Français
