FirstDefender™ RM / RMX

Handheld Raman Spectrometers for Field Identification of Chemicals and Explosives

The Thermo Scientific™ FirstDefender™ RM and RMX are rugged, field-deployable Raman spectrometers designed for rapid and accurate identification of unknown chemicals, explosives, and hazardous materials. Used by military, hazmat teams, and first responders worldwide, they provide actionable, color-coded results directly at the scene. Their intuitive interface, robust construction, and built-in substance libraries make them indispensable tools for critical incident response.

Section 1

Key Features

Raman-Based Chemical ID: Identifies solids and liquids with no sample preparation
Point-and-Shoot Operation: Scan through sealed glass or plastic containers
Rugged and Certified: MIL-STD-810G and IP67 tested for extreme environments
Integrated Mixture Analysis: Detects up to 4 components automatically
Flexible Power Options: Rechargeable battery or standard 123A cells
Fast Startup & Analysis: Results in seconds with color-coded interpretation
Robot Integration (RMX): Mountable on tactical robots with optional interface kit
Extensive Substance Library: Includes CWAs, TICs, narcotics, explosives, and precursors
User-Friendly Interface: Menu-driven navigation and large buttons for gloved operation

Section 2

Applications

Military and defense operations
Hazmat and CBRNE response
Explosives and narcotics identification
Environmental monitoring and industrial safety
Customs and border protection screening

Section 3

Technical Highlights

Models: RM (handheld) | RMX (robot integration capable)
Weight: RM: 800 g | RMX: 919 g
Dimensions: RM: 19.3 × 10.7 × 4.4 cm | RMX: 19.6 × 11.4 × 6.1 cm
Spectral Resolution: 7–10.5 cm⁻¹ FWHM
Working Distance: ~16 mm (no nose cone) | ~5 mm (with nose cone)
Laser Output: Adjustable 75 / 125 / 250 mW
Battery Life: >4 hours | Removable Li-ion or 123A cells
Scan Delay: Configurable up to 120 seconds
Operating Temperature: –20 to +50 °C | Power Input: 5VDC, 3A
Mixture Analysis: Identifies up to 4 components in a sample
Ingress Protection: IP67 rated | MIL-STD-810G compliant
Interface: Vial holder (RM) | Robot-mountable (RMX)

Section 4

Ideal For

Military EOD and CBRNE units
Hazardous materials teams
Law enforcement and homeland security
Chemical plant emergency response
Border control and customs agents

Downloads

FirstDefender RM and RMX Brochure EN

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