- Helmholtz telescope
-
Гельмгольца телескоп
Англо-русский офтальмологический словарь. 2010.
Англо-русский офтальмологический словарь. 2010.
Telescope — A telescope is an instrument designed for the observation of remote objects and the collection of electromagnetic radiation. The first known practically functioning telescopes were invented in the Netherlands at the beginning of the 17th century … Wikipedia
History of the telescope — The earliest known working telescopes appeared in 1608 and are credited to Hans Lippershey and Zacharias Janssen, spectacle makers in Middelburg, and Jacob Metius of Alkmaar. The design of these early refracting telescopes consisted of a convex… … Wikipedia
Timeline of telescope technology — Timeline of telescope technology* c.2560 BC c.860 BC Egyptian artisans polish rock crystal, semi precious stones, and latterly glass to produce facsimile eyes for statuary and mummy cases. The intent appears to be to produce an optical illusion.… … Wikipedia
Orion Nebula — The entire Orion Nebula in visible light. Credit: NASA/ESA Observation data: J2000 epoch … Wikipedia
optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… … Universalium
Jupiter (planete) — Jupiter (planète) Pour les articles homonymes, voir Jupiter. Jupiter … Wikipédia en Français
Jupiter (planète) — Pour les articles homonymes, voir Jupiter. Jupiter … Wikipédia en Français
Planète Jupiter — Jupiter (planète) Pour les articles homonymes, voir Jupiter. Jupiter … Wikipédia en Français
Rayon de Jupiter — Jupiter (planète) Pour les articles homonymes, voir Jupiter. Jupiter … Wikipédia en Français
Soleil — Pour les articles homonymes, voir soleil (homonymie). Soleil … Wikipédia en Français
Stellar classification — In astronomy, stellar classification is a classification of stars based on their spectral characteristics. The spectral class of a star is a designated class of a star describing the ionization of its chromosphere, what atomic excitations are… … Wikipedia