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Polish insights into forensic technology: The role of 3D scanners in crime scene investigations and international criminal justice

Kaja Kowalczewska Orcid Logo, mgr Michał Nasiłowski Orcid Logo

Forensic Science, Issue: 1, Pages: 32 - 39

Swansea University Author: Kaja Kowalczewska Orcid Logo

Abstract

The introduction of 3D scanning technology has revolutionized crime scene investigation, improving the efficiency, accuracy and security of documenting evidence. This article examines the application of 3D scanners in forensics and international criminal justice, focusing on their technical capabili...

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Published in: Forensic Science
ISSN: 3083-6085 3083-6093
Published: Publishing House Helvetica (Publications) 2025
Online Access: Check full text

URI: https://cronfa.swan.ac.uk/Record/cronfa70673
Abstract: The introduction of 3D scanning technology has revolutionized crime scene investigation, improving the efficiency, accuracy and security of documenting evidence. This article examines the application of 3D scanners in forensics and international criminal justice, focusing on their technical capabilities, advantages and challenges. Drawing on the experience of the Polish police and their cooperation with Ukrainian investigators documenting war crimes, the article highlights the importance of these devices. Originally used to investigate traffic accidents, 3D scanners are now being used for complex cases such as homicides, natural disaster consequences and missile strikes. 3D scanners use laser beams or structured light to create 360-degree digital reconstructions with an accuracy of 0.1 millimeter. These devices allow investigators to document intricate details such as blood spatter and structural damage, even in difficult conditions or in complete darkness. The tamper-proof digital output they produce enhances the quality of forensic examinations and courtroom presentations. Polish examples demonstrate their effectiveness in cases such as building collapses and remote crime scenes, while Ukrainian examples confirm their usefulness in conflict zones where security risks and large-scale destruction complicate investigations. Despite their many advantages, 3D scanners have their challenges, including sensitivity to adverse weather conditions, high costs, and the need for skilled operators. Post-processing tools, such as noise filtering and point cloud smoothing, help to address these issues, but can impact overall accuracy. Combining the forensic literature and expert opinion, this study highlights the transformative role of 3D scanners in improving modern judicial practices and international justice.
Keywords: 3D scanning, forensic science, crime scene reconstruction, war crimes, evidence preservation
College: Faculty of Humanities and Social Sciences
Funders: This work was created as part of the research project no. 2023/49/B/HS5/02623 funded by the National Science Centre (NCN) in Poland.
Issue: 1
Start Page: 32
End Page: 39