MUMBAI, India, June 30 -- Intellectual Property India has published a patent application (202441101887 A) filed by Saint-Gobain Glass France on December 19, 2024, for Defect Detection System And Method Thereof For An Optical Film.
Inventors include Ashwanth P; Soniya Shanmugam; Shubham Srivastava; and Robin C Jayaram.
The application for the patent was published on June 26, 2026, under issue no. 26/2026.
Abstract: Disclosed herein is a system to detect one or more defects in an optical film comprising at least one illumination unit movable at one or more angles, at least one image acquisition unit movable at one or more angles, an optical film and a processor. The processor configured to receive a first image of the optical film captured by the at least one image acquisition unit and classify the first image as related to one of a defective film or a defect-free film. The processor 10 determines a confidence value of the classification exceeds a confidence threshold value and modifies one or more motion parameters of the optical film, the at least one illumination unit and/or the at least one image acquisition unit to capture one or more further images if the confidence value does not exceed the confidence threshold and detects one or more defects in the optical film by processing the one or more further images. 15 Fig. 1
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