Patent ID: 8506231

Claim:
A handler for picking up a predetermined number of devices from an uninspection tray, on which the devices are loaded, loading the devices for inspection in measuring sockets on a device tester, and returning the devices after the inspection, the handler comprising: a plurality of device holding portions, each device holding portion capable of picking up a device from the uninspection tray; and position correcting means for correcting a position of each device holding portion relative to a corresponding measuring socket, based on a posture/position information of the device held on the device holding portion; each device holding portion including: suction means for sucking the device; and a pushing member separated from the suction means and capable of pushing the device loaded on the measuring socket by a predetermined pushing force, the position correcting means including: a position correcting mechanism operable for each device holding portion, the position correcting mechanism capable of correcting a position of the suction means relative to the measuring socket on which no device is loaded, based on the posture/position information, and also capable of correcting a position of both of the pushing member and the suction means relative to the device loaded on the measuring socket.