Patent ID: 7256592

Claim:
A probe card comprising: a plurality of probes, each probe for contacting with an electrode of a test subject formed on a substrate to inspect electrical characteristics of the test subject, each probe including a beam having a leading end portion, an intermediate portion and a base end portion; the base end portion being a portion for fixing the probe on the probe card; and a contactor having a substantially trapezoidal shape and disposed at the leading end portion of the beam, an inner part of the contactor being essentially filled with one or more metals, wherein the leading end portion is a portion for making a contact with the test subject via the contactor; and a probe card main body including first terminals installed on a first surface thereof and serving as supporting columns for the probes and second terminals installed on a second surface thereof, wherein each of the second terminals is electrically connected to a different one of the first terminals; and the base end portion of each probe is fixed to said different one of the first terminals, wherein the probe card main body further includes a stopper, and wherein the stopper has a body portion substantially identical to the first terminal in composition and an electrically insulating film formed at least at a stopper surface contacting a surface of the test subject.