大幅面光学摄影测量胶片的数字化实现途径

提出利用成熟的扫描仪产品和一些新技术，对大幅面光学摄影测量胶片进行数字化的途径。通过对通用扫描仪的扫描方法、光学系统、传动机构等进行改进，并采用图像校准技术，完成大幅面光学测量胶片的高精度数字化，从而提高图像分析、判读和处理的精度。

Realization Ways for Digitalization of an Optical Photographic Measuring Film with Large Breadth

This paper proposes realization ways for digitalization of an optical photographic measuring film with large breadth by use of mature scanner products and some new technologies.The high accurate digitalization of an optical photographic measuring film with large breadth is completed through improvements in the scanning method,the optical system and the powered mechanism of the general-purpose scanner,thus improving the accuracy of image analysis,interpretation and processing.