The Thermo Scientific Gemini Analyzer combines Raman and FTIR spectroscopy in one handheld device for on-site chemical and explosives identification.
The Thermo Scientific Gemini Analyzer merges two identification technologies — Raman and FTIR — into a single handheld unit, giving hazmat, bomb squad, and military personnel a faster way to identify unknown chemicals and explosives in the field.
Combining both techniques in one device helps cover a broader range of substances than either method alone, supporting on-site decision-making without waiting on lab confirmation.
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| Performance | |
| Detection Category | Chemical; Explosives |
| Detection Principle | Molecular Spectroscopy |
| Response Time (Sample Application To Output) | <1 min; < 40 s |
| Alarm Capability | Yes |
| Spectral Range | FTIR: 4,000 cm-1 to 650 cm-1 Ramen: 250 cm-1 to 2875 cm-1 |
| Power | |
| Power Requirements | Lithium Battery; AC/DC Line Power; Rechargeable lithium ion battery, SureFire disposable batteries, Standard AC power |
| Total Run Time | 0 to 20 min |
| Power Supply | Internal 3.7V lithium polymer (QTY 1) battery pack Internal CR123A (QTY 3) batteries DC wall adapter, 12 V DC 1.25 A |
| Physical | |
| Dimensions | 10.1 x 5.7 x 2.4 in (26 x 14.5 x 6 cm) |
| Weight | <5 Lbs.; 4 Lbs. (1.81 kg) |
| Connectivity | |
| Data Export Formats | SPC file (for use in standard spectroscopic software), text file, or JPEG report |
| Other | |
| Ruggedness | Extreme Temperatures/Humidity; Waterproof/Resistant; Dust; Vibration/Shock; IP-67 rated for decontamination and MIL-810-G for survivability |
| Operating Temperature | –20 to 50°C (-4 to 122°F) |
| Tested for Chemical Agents | Yes |
| Tested for Explosives | Yes |
| Tested for Narcotics | Yes |
| Start-up Time (From Cold Start To Sample Ready) | Yes |
| Calibrating Schedule | Self Calibrating |
| Product Type | Handheld Raman/FTIR Spectrometer |
| FTIR | 4,000 cm-1 to 650 cm-1 |
| Ramen | 250 cm-1 to 2875 cm-1 |
Gemini Handheld Chemical Identification | Thermo Scientific
Thermo Gemini
The Thermo Scientific Gemini Analyzer is the first and only handheld device to integrate both Raman and FTIR spectroscopy, providing comprehensive chemical identification in a single, field-portable tool. Designed for military personnel, hazmat teams, bomb technicians, and first responders, the Gemini empowers users to quickly and confidently analyze unknown substances, minimizing time on target and maximizing operational safety.
Built on the trusted legacy of Thermo Scientific’s FirstDefender and TruDefender platforms, the Gemini identifies a wide range of solid and liquid substances including explosives, chemical warfare agents (CWAs), industrial chemicals, narcotics, and precursors. Its unique dual-technology capability provides complementary and confirmatory results, ensuring high confidence in critical situations.
Key safety features include adjustable laser power, Raman and FTIR scan delays, and a motorized anvil for secure sampling. Optional LowDoseID™ software enables trace-level detection and allows users to virtually mix chemicals to assess compatibility risks before making contact. Rugged, lightweight, and intuitive to operate—even while wearing PPE—the Gemini delivers lab-grade performance in a mission-ready form factor. Whether in a bomb squad truck, tactical response vehicle, or field kit, Gemini gives your team the power to make fast, life-saving decisions on the front lines.
Calibration, repair and maintenance for your detection instruments.