PINHOLE OR HOLE DETECTION DEVICE AND METHOD
According to one embodiment of the present invention, a detection device and a detection method for detecting a hole or a pinhole present in a material are provided. The detection device according to one embodiment of the present invention comprises: an illumination unit for emitting light at one si...
Gespeichert in:
1. Verfasser: | |
---|---|
Format: | Patent |
Sprache: | eng ; fre ; ger |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | According to one embodiment of the present invention, a detection device and a detection method for detecting a hole or a pinhole present in a material are provided. The detection device according to one embodiment of the present invention comprises: an illumination unit for emitting light at one side of the material; a light receiving unit for acquiring an image of the material at another side of the material so as to output a detection signal; a detection unit for determining whether a hole or a pinhole is present in the material by using the detection signal; and an illumination control unit for dividing the illumination unit into a plurality of regions, and controlling the illumination unit such that light having different intensities of illumination for each region is emitted. |
---|