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Specifications for the Ultracompact Spectrometer needed for the USDA, ARS location in Houma, LA.
This is to be equivalent to MicroNIR OnSite-W Wireless Handheld Spectrometer
| Portability |
| Easy transported to the field |
| Illumination source |
| Two integrated vacuum tungsten lamps |
| Sample working distance |
| 3 mm from window optimal, 0-15 mm |
| Dispersing element |
| VIAVI linear variable filter (LVF) |
| Detector |
| 128 pixel InGaAs photodiode array |
| Wavelength range |
| 950 – 1650 nm (10,526 – 6060 cm-1) |
| Pixel-to-pixel interval |
| 6.2 nm for 950 – 1650 nm |
| Spectral bandwidth (FWHM) |
| <1.25% of center wavelength, 1% typical (e.g., @1000 nm, resolution is <12.5 nm) |
| Analog-to-digital convertor |
| 16 bit |
| Dynamic range (Max) |
| 1000:1 |
| Measurement time (typical) |
| 0.25 – 0.5 sec |
| Signal-to-noise ratio (typ.) |
| 25,000 |
| Integration time |
| 10 ms typical, minimum 10 μsec |
| Connectivity |
| Bluetooth 4.1 (BLE) and USB 2.0 |
| Size (Length x Diameter) |
| 194 mm (6.64”) x 47 mm (1.85”) |
| Battery |
| Rechargeable Li-ion, not removable |
| Battery run time/charge |
| >10 hours with lamps on continuously |
| Battery cycle life |
| >75% capacity after 300 charge cycles |
| Battery charge time |
| 3.5 hours at 1 A |
| Export data formats |
| CAMO .unsb, Grams .spc, ASCII .csv |
| Operating system |
| Microsoft Windows 10 Pro |
| Minimum screen resolution tablet/PC application |
| 1920 x 1080/1366 x 768 |
| Software compatibility |
| MicroNIR Pro 3.0 and above |
| Qualified PC |
| Microsoft Surface Pro 6 (tablet or PC) |
| Qualified Tablet PC |
| Dell Latitude 7212 Rugged Extreme |
| Operating temperature |
| −20 ~ 40°C (noncondensing) |
| Storage temperature |
| −20 ~ 50°C (noncondensing) |
| Dust and water resistance |
| IP65 and IP67 |
| Shock and vibration |
| MIL-PRF-28800F Class 2 |