Zeiss projector
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A Zeiss projector is one of a line of planetarium projectors manufactured by the Carl Zeiss Company. Main models include Copernican, Model I, Model II, Model III, Model IV, Model V, Model VI, Spacemas
The Mark I projector installed in the Deutsches Museum in 1923 was the world's first planetarium projector.
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 Rose Center for Earth and Space is a part of the American Museum of Natural History in New York City. The Center's complete name is The Frederick Phineas and Sandra Priest Rose Center for Earth an
Zeiss projector
…was acquired by the City of Hamburg in 1925, the planetarium was opened to the public in 1930. Mark IV 1957 1983 Mark VI 1983 2003 Mark IX 2006 Present Hayden Planetarium, New York, New York, USA Mark II 1935 1960 Mark IV 1960 1973 Mark VI 1973 1997 Mark IX 1999 Present Humboldt Planetarium, Caracas, Venezuela Mark III…
Rose Center for Earth and Space
Hayden Planetarium, circa 1935–45
Back to front: the Hayden Sphere, the Heilbrun Cosmic Pathway, and the Scales of the Universe exhibit.
Close-up of the Scales of the Universe exhibit.