1. 16-3 Automated Firearms Search Systems
Unit 16 - Firearms, Tool Marks, and Other Impressions

2. Imaging
Computerized imaging made it possible for the storage of bullet and cartridge surface characteristics in a manner similar to automated fingerprint files.

3. Imaging
Computerized imaging made it possible for the storage of bullet and cartridge surface characteristics in a manner similar to automated fingerprint files.

4. Imaging
Computerized imaging made it possible for the storage of bullet and cartridge surface characteristics in a manner similar to automated fingerprint files.

5. DRUGFIRE

6. DRUGFIRE
Two automated firearms search systems developed are DRUGFIRE

7. DRUGFIRE Two automated firearms search systems developed are DRUGFIRE,
FBI

8. DRUGFIRE Two automated firearms search systems developed are DRUGFIRE,
FBI
IBIS

9. DRUGFIRE Two automated firearms search systems developed are DRUGFIRE,
FBI
IBIS
and developed by the ATF.

10. NIBIN
NIBIN is the National Integrated Ballistics Information Network, or unified firearms search system that incorporates both drug fire and IBS technologies

11. A sample is mounted on the specimen manipulator and illuminated by the light source.

12. The image is captured and digitalized.

13. The digital image is then stored in a database for retrieval and comparison.

14. The search for matches includes analyzing the width of the land and grooves impressions along with both rifling and individual characteristics.

15. The Brass hardware software focuses the analysis

16. Analysis
Criminalists look at spent shell casings rather than expended bullets.