Ahura Scientific FirstDefender detector for rapid identification of solid and liquid chemicals

• Make: Ahura Scientific
• Model code: FirstDefender

Lightweight, rugged detector for solid and liquid chemicals. Raman spectral range: 250 cm-1 ~ 2875 cm-1. Spectral resolution: 7 ~ 10.5 cm-1 (FWHM) across range. Laser (excitation wavelength): 785 nm +/- 0.5 nm, 2 cm-1 linewidth, stability <0.1 cm-1. Laser output power: 300 mW or lower (adjustable). Collection optics: NA = 0.33; 18 mm working distance; 0.2 mm to 2.5 mm spot size. Battery: rechargeable 7.4 V internal lithium ion battery; >5 hours at 25 °C. External power supply: wall plug transformer 100-240 V AC 50/60 Hz. Weight: < 4 lbs. Size: 12 x 6 x 3 inches (30 x 15 x 7.6 cm). Operating temperature: -20 ~ +40 °C.