The glass shell of the kinescope is an important part of the computer screen . in order to identify , classify and count the different kinds of glass - shell on product line . it researches the methods of measurement and data management about glass shell at two positions 显像管玻壳是计算机显示器、电视机及监视器的重要组成部分，针对玻壳生产企业生产流水线上的玻壳产品，本文研究开发了基于机器视觉的在线玻壳分类计数的软硬件系统。
Ancai group co ltd has improved the information level of the enterprise put in strong power to the sustainable development stratagy of the group co ltd made the enterprise economic growth go up rapidly change from addition to multiplication change from quantity accumulation to quality leap 摘要安彩集团通过大力推进计算机辅助技术在玻壳生产领域的应用，提升了企业信息化水平，为集团实施可持续发展战略注入了强劲动力，使企业的经济效益增长由加法变乘法大幅攀升，由量的积累走向质的飞跃。
Four detection methods of defect are presented in this article , which is respectively based on the characters of the image gray level , the gray histogram , the edge of the defect , and the curve fitting . this article compares these methods and presents the advantages and disadvantages of each method 在图象处理过程中，本文分别研究了基于图象的灰度特征、基于直方图特征、基于边缘特征的检测方法，通过对各种提取玻壳缺陷特征的理论和实验分析，选择了灰度特征来检测玻壳缺陷。
