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Technical
Optical system ZEISS : Model-II
Dome: outer dome: concrete 25m (aluminium in 1958)
- inner dome: linen 23m
Seat: Removable wooden chairs
Facilities
Operation
History
- 1924: begining of construction (architects: Schreiter & Schlag)
- July 18, 1926: opening: 23m/Zeiss II (until January 1969)
- 1953: fifted with infinitely variable driving gears + switch and control unit
- April 4, 1969: new dome + Zeiss UPP 23/7
Last major evolution: 1953: driving gears, control unit,
Comments
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Latitude: 50°55'54" N -
Longitude: 11°35'12" E -
Altitude: 147m
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