CPC C03B 13/04 (2013.01) [G01N 21/896 (2013.01); C03B 2215/404 (2013.01)] | 19 Claims |
1. A method of processing a viscous ribbon comprising:
supplying a molten material from a supply vessel;
forming the molten material into the viscous ribbon, the viscous ribbon traveling along a travel path;
receiving thermal light energy produced from the viscous ribbon;
generating an image of the viscous ribbon from the thermal light energy; and
detecting a defect of the viscous ribbon from the image, the detecting comprising determining a position of the defect.
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