The invention relates to the field of medicine, in particular to the field of veterinary medicine. The retractor includes a motor that drives a pressure rod into a seat belt such that the seat belt is nipped between the pressure rod and belt receiving portions. When the client apparatus 100 performs the predetermined process, a server side processing unit 230 transmits the input data to the client apparatus 100. The subject of the invention is also the uses, in particular the cosmetic uses, of the claimed composition, in particular for concealing andor softening imperfections of the skin andor the lips. Thereupon the antenna calibration chain utilized by the BBU and the RRU is adapted based upon the delay compensation. The tilt of each lens is 10-20 degrees from traditional masks.