The optomechanical Cosmorama, installed in 1991, is made by Carl Zeiss AG and it is the last still working device of this type. It is currently placed on moving arms in order to be able to hide and not to shadow a modern digital projection.[citation needed]
The digital projection system SkySkan Definiti installed in 2009 and modernized in 2014 has the highest resolution in Europe, its six Sony SRX T-615 projectors are capable to create an 8K picture.[citation needed]
The planetarium presents tens of prepared shows and is open every day except Fridays.[citation needed]