For forensic firearms laboratories

ScannBI Technology — the Evofinder®

Evofinder® scans cartridge cases and bullets in 3D, searches the database for matching marks and shows the examiner the closest candidates. Designed, built and supported by ScannBI Technology for more than 20 years.

Explore Evofinder ↓ About the company

Evofinder® X Series

The scanner, part by part

Scroll to turn the scanner, or point at a part of it.

Evofinder X Series scanner
X Series badge on the slate front panel
Evofinder® X SeriesDesigned and built in-house by ScannBI Technology.
< 1 min3D scan, 9×19 mm case head
1.79 µmper pixel, X–Y
Scanner lid open, the cassette inside
Universal cassetteStainless steel with a titanium alloy coating, and aerospace-grade duralumin.
66 mmmax bullet height
Ø 26 mmmax diameter
101 mmmax case length
3D reconstruction of a cartridge case head: firing pin impression and breech face
Surface topography in 3DFiring pin impression, breech face and ejector marks on the case head; land and groove engraved areas on bullets. Cases can also be scanned along the side.
3.6 × 2.7 mmcamera frame
2×Model 9 resolution
Explore the system in detail →

How it works

Examination workflow

From the cassette to a confirmed match: three parts of Evofinder® do the work; the decision stays with the examiner.

Base of a 9×19 cartridge case
Scanning 0 %9×19 · case base

DAS · Data Acquisition Station

Scan

The case goes into the universal cassette. The scanner records its base in 3D: firing pin, breech face and ejector marks.

Scan time
< 1 min
Case diameter
up to 26 mm
    Compared 0 records

    SAS · Specimen Analysis System

    Search

    The server compares the new scan with every record in the database and ranks the candidates by similarity.

    Compared
    every record
    Result
    ranked list
    Questioned caseQuestioned
    Candidate from the databaseCandidate 1
    Rotation 48°

    EWS · Expert Working Station

    Compare

    The examiner opens the top candidate next to the new scan, under the same light, aligns the two and measures.

    View
    side by side
    Tools
    light, overlay
    QuestionedCase 2026-04189×19 · cartridge case
    ✓
    LinkedCase 2025-1172same firearm
    Illustration, not case data

    Match

    Confirm

    A confirmed match links two cases that looked unrelated. Evofinder® finds the candidates; the examiner makes the call.

    Decision
    examiner
    Outcome
    linked cases
    Dr. Mikhail Derenovsky
    Dr. Mikhail DerenovskyFounder, ScannBI Technology

    For more than 20 years, ScannBI Technology has designed, built and supported Evofinder®, used by forensic laboratories worldwide. The work behind it started in 1994.

    35+countrieswhere Evofinder® works

    Served from offices in Lübeck, Valongo and Minneapolis.

    100+laboratoriesuse the system

    From city crime laboratories to national forensic centres.

    150+systemsdelivered

    Each one installed, with training and updates for as long as it is in service.

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