浅析灰尘手印的显现提取方法

Primary Analysis on the Visualization and Extraction Methods of Dust Handprints

现场勘查中,灰尘手印是极其重要的痕迹。犯罪嫌疑人留下的灰尘手印因其出现频率高,提取难度大,常常给侦查部门带来诸多难题。研究主要通过实验的形式,对灰尘手印显现、提取等的各种方法加以总结,并从中对灰尘手印在显现提取中的问题予以归纳整理,从而服务于侦查实践。

Dust handprints are extremely important traces in investigation of crime scene. The dust handprints left by suspect have the characteristics of the high frequency of occurrence and the difficulty of extracting, which often brings many problems to the investigation department.In this article, mainly through the experimental forms,visualization, extraction and other methods of various dust handprints were summarized,and the problems in visualization and extraction of dust handprints were summed up, so as to serve the investigation practice.