Method for detecting edge breakage defect of light flux sheet

The invention discloses an optical flux sheet edge breakage defect detection method, and relates to the technical field of defect detection. The method comprises the following steps: S1, obtaining an original light flux sheet image; s2, a size information acquisition step; s3, a pretreatment step; s4, a light flux sheet unit area identification step; s5, a light flux sheet unit image extraction step; and S6, edge breakage detection. According to the invention, an original light flux sheet image is acquired by using image acquisition equipment; according to the invention, the edge breakage defect and the severity of the light flux sheet unit can be automatically identified. The method not only can be quickly executed on a production line, but also can provide a highly accurate detection result, and almost eliminates human errors. 本发明公开了一种光通片崩边缺陷检测方法，涉及缺陷检测技术领域。本发明包括以下步骤：S1、原始光通片图像获取步骤；S2、尺寸信息获取步骤；S3、预处理步骤；S4、光通片单元区域识别步骤；S5、光通片单元图像提取步骤；S6、崩边检测步骤。本发明采用图像采集设备获取原始光通片图像。本发明可以自动识别光通片单元崩边缺陷以及其严重程度。本发明不仅可以在生产线上快速执行，还可