Protective Device for a Measuring Apparatus

A protective device for a measuring apparatus which can be arranged on a tripod includes a housing having a threaded hole and a threaded pin, where the threaded hole is disposed in a housing lower side of the housing and the threaded pin is disposed in a housing upper side of the housing. The protective device further includes an airbag and a filling device having at least one gas-filled gas container, a control device, and an energy source. A connecting line connects the airbag and the filling device for gas exchange. The airbag surrounds a cylindrical interior space in an inflated state.