影响刑事照相清晰度的因素及对策

Factors Affecting Criminolgical Photography Sharpness and its Improvement Measures

本文指出刑事照相清晰度受照明、镜头、机振、手振、感光胶片等因素的影响．并指出了提高清晰度的措施。

This article pointed out main factors affecting the sharpness of criminological photography,e. g.the illumination,camera lens, tembling of the camera or hands, photofilm etc.. Measures for improving the image sharpness are also presented.