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The Mark III modified projector installed in the Planetario Humboldt 1950 in Caracas - Venezuela.It is the oldest in Latin America. Marks II through VI utilized two small spheres of lenses separated along a central axis. Beginning with Mark VII, Zeiss projectors adopted a new, egg-shaped design. The Mark IX Universarium is currently the most ...
A Zeiss Universarium Mark IX starball projector. A planetarium projector, also known as a star projector, is a device used to project images of celestial objects onto the dome in a planetarium. Modern planetarium projectors were first designed and built by the Carl Zeiss Jena company in Germany between 1923 and 1925, and have since grown more ...
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The world's first planetarium projector, Zeiss Mark I, 1923 In 1905 Oskar von Miller (1855–1934) of the Deutsches Museum in Munich commissioned updated versions of a geared orrery and planetarium from M Sendtner, and later worked with Franz Meyer, chief engineer at the Carl Zeiss optical works in Jena , on the largest mechanical planetarium ...
Some of the biggest lenders in the US are beating a retreat from a UN-backed bank climate group in the final weeks before a new Trump administration prepares to take office.
The Fels Planetarium opens January 1, 1934 at Philadelphia's Franklin Institute Science Museum, using a Zeiss Mark II projector. 1935: The planetarium at Griffith Observatory opened on May 14 and the Hayden Planetarium on October 2. During these years, other instruments began to show the sky in Sweden, Belgium, and the Netherlands.
The 119th Congress is around the corner, and confirmation battles featuring President-elect Trump’s slate of nominees are set to take center stage. Since Trump’s rapid rollout of choices, two ...
MINEOLA, N.Y. — A Republican official who oversees Nassau County on New York's Long Island has seemingly refused to lower flags to half-staff in memory of the late Democratic President Jimmy ...