The present invention relates to a display panel inspection apparatus for inspecting a display panel composed of a plurality of pixels. The display panel inspection apparatus comprises a detecting unit detecting whether or not each of the pixels is a defective pixel and a holding unit holding a result of the detection by the detecting unit, thereby enabling reliable and easy detection of a defective pixel occurring temporarily due to variations of operation environment such as semi-contact trouble or semi-disconnection trouble, and others.

 
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