{"id":14080,"date":"2023-09-17T23:21:43","date_gmt":"2023-09-17T23:21:43","guid":{"rendered":"https:\/\/www.rayzeek.com\/?p=14080"},"modified":"2023-12-26T08:44:00","modified_gmt":"2023-12-26T08:44:00","slug":"what-is-light","status":"publish","type":"post","link":"https:\/\/www.rayzeek.com\/de\/glossar\/was-ist-licht","title":{"rendered":"Was ist Licht?"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-what-is-light\">Was ist Licht?<\/h2><p>Im Zusammenhang mit der Beleuchtung bezieht sich Licht auf elektromagnetische Strahlung, die f\u00fcr das menschliche Auge sichtbar ist. Es ist eine Form von Energie, die es uns erm\u00f6glicht, unsere Umgebung wahrzunehmen, und spielt eine entscheidende Rolle bei der Beleuchtung und der visuellen Wahrnehmung. Licht kann von verschiedenen nat\u00fcrlichen und k\u00fcnstlichen Quellen wie Sonnenlicht, Gl\u00fchbirnen und Flammen ausgestrahlt, absorbiert oder reflektiert werden.<\/p><div class=\"insert_inquiry_outer_wrapper\"><h3>Suchen Sie nach bewegungsaktivierten L\u00f6sungen zum Energiesparen?<\/h3><p>Wenden Sie sich an uns, wenn Sie komplette PIR-Bewegungsmelder, bewegungsaktivierte Energiesparprodukte, Bewegungsmelderschalter und kommerzielle Pr\u00e4senz-\/Leerstandsl\u00f6sungen ben\u00f6tigen.<\/p><div class = \"insert_inquiry_buttons\"><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email\"><div><a href = \"mailto:info@rayzeek.com\"><p>Eine E-Mail senden<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email_contact\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/kontakt\"><p>Kontaktformular<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_chat chat_jump\"><div><a href=\"#\"><p>Online plaudern<\/p><\/a><\/div><\/div><\/div><\/div><p>Die Lichtgeschwindigkeit im Vakuum ist eine fundamentale Konstante, die mit genau 299.792.458 Metern pro Sekunde definiert ist. Dieser feste Wert dient als Referenz in wissenschaftlichen Berechnungen. Die Geschwindigkeit des Lichts kann jedoch variieren, wenn es sich durch verschiedene transparente Stoffe bewegt, die gew\u00f6hnliche Materie enthalten. In Wasser zum Beispiel betr\u00e4gt die Lichtgeschwindigkeit etwa 3\/4 der Geschwindigkeit im Vakuum.<\/p><p>Im Laufe der Geschichte haben Wissenschaftler immer wieder Versuche durchgef\u00fchrt, um die Lichtgeschwindigkeit zu messen. Erste Versuche wurden von Galileo und Ole R\u00f8mer im 17. Jahrhundert unternommen, wobei R\u00f8mer eine Geschwindigkeit von 227.000.000 Metern pro Sekunde sch\u00e4tzte, wenn er die genaue Gr\u00f6\u00dfe der Erdumlaufbahn gekannt h\u00e4tte. Sp\u00e4tere Experimente von Hippolyte Fizeau, L\u00e9on Foucault und Albert A. Michelson verfeinerten die Messung und f\u00fchrten zu einem pr\u00e4zisen Wert von 299.796.000 Metern pro Sekunde.<\/p><div class=\"insert_portfolio_outer_wrapper\"><h3>Lassen Sie sich von den Portfolios der Rayzeek-Bewegungssensoren inspirieren.<\/h3><p>Sie haben nicht gefunden, was Sie suchen? Keine Sorge! Es gibt immer alternative M\u00f6glichkeiten, Ihre Probleme zu l\u00f6sen. Vielleicht kann eines unserer Portfolios helfen.<\/p><div class = \"insert_portfolio_buttons\"><div class = \"insert_portfolio_button_wrapper\"><div><a href = \"https:\/\/www.rayzeek.com\/de\/produktkategorie\/bewegungsmelder\"><p>PIR-Bewegungssensoren<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/bewegungsmelder-schalter\"><p>Bewegungssensor-Schalter<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/leerstandssensoren\"><p>Pr\u00e4senzmelder<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produkte\/rz050\"><p>Bewegungsmelder f\u00fcr Klimaanlagen<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produktkategorie\/motion-sensor-light-strip\"><p>Bewegungssensor-Lichtleisten<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produktkategorie\/dc-sensor-dimmer\"><p>Niederspannungs-DC-Bewegungssensoren\/Dimmer<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produktkategorie\/funk-bewegungsmelder\"><p>Drahtlose Bewegungssensor-Kits<\/p><\/a><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Unter Licht versteht man im Kontext der Beleuchtung elektromagnetische Strahlung, die f\u00fcr das menschliche Auge sichtbar ist. Es handelt sich um eine Energieform, die uns die Wahrnehmung unserer Umgebung erm\u00f6glicht und eine entscheidende Rolle bei der Beleuchtung und visuellen Wahrnehmung spielt.<\/p>","protected":false},"author":4,"featured_media":12868,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"[{\"keyword\": \"illumination\", \"idxall\": 0, \"keywordtitlesimi\": 0.923406720161438, \"keywordslugsimi\": 0.923406720161438, \"paratitlesimi\": 0.7529364824295044, \"paraslugsimi\": 0.7529364824295044, \"slug\": \"what-is-illumination\", \"title\": \"What is Illumination\", \"id\": 13577}, {\"keyword\": \"incandescent light bulbs\", \"idxall\": 0, \"keywordtitlesimi\": 0.8720098614692688, \"keywordslugsimi\": 0.8720098614692688, \"paratitlesimi\": 0.6013749539852142, \"paraslugsimi\": 0.6013749539852142, \"slug\": \"light-bulbs-buyers-guide\", 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