Objective:To develop a system for sampling the spectacles frame on automatic lens edger.

目的：研制CCD采集眼镜框边缘尺寸系统。

The spectacles consist of a spectacles frame, spectacle lenses and opaque material layers.

由镜架、眼镜片和不透明材料层组成。

Spectacles-frame materials and manufacture process are presented .

介绍了眼镜框架材料及其加工工艺。