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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 complex.
Traditional planetarium projection apparatus use a hollow ball with a light inside, and a pinhole for each star, hence the name "star ball". With some of the brightest stars (e.g. Sirius , Canopus , Vega ), the hole must be so big to let enough light through that there must be a small lens in the hole to focus the light to a sharp point on the ...
Digistar is the first computer graphics-based planetarium projection and content system.It was designed by Evans & Sutherland and released in 1983. The technology originally focused on accurate and high quality display of stars, including for the first time showing stars from points of view other than Earth's surface, travelling through the stars, and accurately showing celestial bodies from ...
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.
Disney Dreams! was a nighttime spectacular at Disneyland Park in Disneyland Paris. [1] Designed specially for the park's 20th anniversary in 2012, the show originally ran from 1 April 2012 to 24 March 2017, when it was replaced by Disney Illuminations.
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