The holy halls in Emmen - quite impressing brick built building with some very high tech things inside. Seldom to get access there. Test aircraft of the GRD, Gruppe für Rüstungsdienste.
This is one of the least seen Mirages of the Swiss AF. From the beginning it has been used as a test bed and did make just some hundreds of flying hours.
during its entire career J-2302 was used as a test bed. Here it is seen with the first version of the canars. Althoug being a IIIS it is fitted with a IIIRS camera nose. Note also the vast number of mission markings.