Patent ID: 9041424
Filing Date: 2015-05-26
Classification: G01R

Abstract:
1. A wafer inspection interface comprising: a probe card having a multiple number of probes on a surface thereof, the surface facing a wafer; a holding member configured to hold a periphery of the probe card; a table-shaped chuck member disposed to face the probe card with the wafer therebetween; a first seal member provided between the holding member and the chuck member to hermetically seal a first space surrounded by the holding member, the probe card and the chuck member; a first depressurization path through which the first space is depressurized; a second seal member provided between the probe card and the wafer to hermetically seal a second space surrounded by the probe card and the wafer; and a second depressurization path through which the second space is depressurized, wherein the wafer is disposed within the first space, and the second space is surrounded by the first space, and the wafer is disposed within the second space.