A robot system comprising: A plurality of robots (32A, 32B, 32C); a plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C) provided to individually correspond to said plurality of robots (32A, 32B, 32C), each of said plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C) including a robot controlling section for controlling an operation of each of said plurality of robots (32A, 32B, 32C); a single imaging section detachably attached to a desired robot selected from said plurality of robots (32A, 32B, 32C) and configured for obtaining image data of a working environment of said desired robot, said single imaging section able to be successively attached to said plurality of robots (32A, 32B, 32C); an image processing section (18; 42A, 42B, 42C; 64) for processing said image data obtained in said single imaging section; a vision controlling section for controlling said single imaging section and said image processing section (18; 42A, 42B, 42C) to cause execution of obtaining said image data, transmitting said image data thus obtained, and processing said image data, said vision controlling section being included in each of said plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C); a communication network to which said plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C), each including said robot controlling section and said vision controlling section, and said image processing section (18; 42A, 42B, 42C, 64) are connected; a data transmitting section provided in said single imaging section; and a data receiving section (40, 48) including a transceiver connected to said image processing section (18; 42A, 42B, 42C; 64); wherein said single imaging section is able to be connected to said image processing section (18; 42A, 42B, 42C; 64) to enable a data communication; and wherein said vision controlling section causes a transmission of said image data obtained in said single imaging section from said data transmitting section to said transceiver in a form of a radio transmission, and causes a transmission of said image data from said transceiver to said image processing section (18; 42A, 42B, 42C; 64). A plurality of robots (32A, 32B, 32C); a plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C) provided to individually correspond to said plurality of robots (32A, 32B, 32C), each of said plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C) including a robot controlling section for controlling an operation of each of said plurality of robots (32A, 32B, 32C); a single imaging section detachably attached to a desired robot selected from said plurality of robots (32A, 32B, 32C) and configured for obtaining image data of a working environment of said desired robot, said single imaging section able to be successively attached to said plurality of robots (32A, 32B, 32C); an image processing section (18; 42A, 42B, 42C; 64) for processing said image data obtained in said single imaging section; a vision controlling section for controlling said single imaging section and said image processing section (18; 42A, 42B, 42C) to cause execution of obtaining said image data, transmitting said image data thus obtained, and processing said image data, said vision controlling section being included in each of said plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C); a communication network to which said plurality of robot control units (34A, 34B, 34C; 62A, 62B, 62C), each including said robot controlling section and said vision controlling section, and said image processing section (18; 42A, 42B, 42C, 64) are connected; a data transmitting section provided in said single imaging section; and a data receiving section (40, 48) including a transceiver connected to said image processing section (18; 42A, 42B, 42C; 64); wherein said single imaging section is able to be connected to said image processing section (18; 42A, 42B, 42C; 64) to enable a data communication; and wherein said vision controlling section causes a transmission of said image data obtained in said single imaging section from said data transmitting section to said transceiver in a form of a radio transmission, and causes a transmission of said image data from said transceiver to said image processing section (18; 42A, 42B, 42C; 64).