HDX International

TRACETECH™ Footprint Light Source

This device is primarily designed for detecting trace evidence, such as footprints, impression marks, bloodstains, and fibers, on floors and walls. It is particularly effective for criminal footprint searches and examinations, as well as tire mark inspections at traffic accident scenes.

Its portable and foldable handle design makes it easy to carry and store, enhancing usability in various field investigation environments.
TRACETECH™ Footprint Light Source
TRACETECH™ Footprint Light Source
TRACETECH™ Footprint Light Source
TRACETECH™ Footprint Light Source

TRACETECH™ Footprint Light Source is a portable forensic illumination device designed for detecting trace evidence such as footprints, impression marks, bloodstains, and fibers.

It is suitable for use on floors and walls, and can also support tire mark inspection at traffic accident scenes.

With adjustable color temperature, stepless dimming, and a portable foldable handle design, the system is built for practical field investigation work.

TRACETECH Footprint Light Source

Key Features

Trace Evidence Detection

Used for footprints, impression marks, bloodstains, fibers, and tire mark inspection.

Adjustable White Light

Pure white light output with 400–700 nm spectral range and 4000K–5700K color temperature.

Stepless Dimming

Brightness can be adjusted continuously to support trace detection in different scenarios.

Portable Battery System

Built-in 12,000 mAh battery and 24,000 mAh external battery pack support field use.

Field Applications

Footprint Light Source crime scene application

Crime Scene Search

For searching footprints, impression marks, bloodstains, fibers, and other trace evidence.

Footprint Light Source traffic accident scene application

Traffic Accident Investigation

Can be used for tire mark inspection at traffic accident scenes.

Illumination and Control Design

Light Output

The light source uses pure white light with a 400–700 nm spectral range and adjustable 4000K–5700K color temperature.

The output width is 152 mm, with an 80° horizontal angle and a 15° vertical angle.

Optics and Control

The device uses optical quartz glass lenses and 16 high-power LEDs for uniform and stable illumination.

It also includes stepless dimming, automatic temperature protection, low battery warning, and a filter slot for interchangeable wavelength filters.

Application Results

Footprint Light Source trace mark visualization

Trace Mark Visualization

Adjustable illumination helps make surface traces easier to observe.

Footprint Light Source enhanced surface contrast

Enhanced Contrast

Interchangeable filters can help increase contrast on complex backgrounds.

Technical Specifications

Light Type Pure white light
Spectral Range 400–700 nm
Color Temperature Adjustable, 4000K–5700K
LED Configuration 16 high-power LEDs
Light Output Width 152 mm
Beam Angle 80° horizontal, 15° vertical
Dimming Stepless dimming
Built-in Battery 12,000 mAh lithium battery, over 1 hour of continuous operation
Backup Battery Pack 24,000 mAh external battery pack, total working time over 3 hours when used together
Optics Optical quartz glass lenses with high light transmittance and thermal stability
Filter Compatibility Integrated filter slot for interchangeable wavelength filters
Protection Functions Automatic temperature protection and low battery warning
Dimensions Approx. 158 × 152 × 27 mm, L × W × H