利用多波段光源显现提取麻点状表面客体上的手印

Utilizing Multichannel Lights to Lift Fingerprints over Surface of Rugged Objects

在犯罪现场上,案犯在麻点状表面客体上留下手印经常可见。完整有效地提取这类客体上的手印,成为勘验人员急需掌握的技术。笔者经反复利用多波段光源试验提取该类客体上的手印,收到良好的效果。

The criminals usually left fingerprints over the surface of the rugged objects, so how to utilize existing equipments to lift them completely turns into a technology which we have to conquer. This article discussed how to utilize multichannel light to lift this kind of fingerprints and manipulate image, in order to provide theoretic reference and technical service for technologists.