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| Brand | Lumex |
|---|---|
| Origin | Shanghai, China |
| Manufacturer Type | Authorized Distributor |
| Product Origin | Domestic (China) |
| Model | S400 Near-Infrared Spectrometer |
| Pricing | Available Upon Request |
| Wavelength Range | 1300–2500 nm |
| Wavelength Repeatability | ≤1 nm |
| Scan Interval Options | 4 cm⁻¹, 8 cm⁻¹, 16 cm⁻¹ |
| Absorbance Repeatability | ≤0.002 A |
| Signal-to-Noise Ratio | ≥10³ (at 2100 nm, 32 scans) |
| Display | 800 × 600 true-color LCD touchscreen |
| Communication Interface | RS-232 serial port |
| Printer Compatibility | Standard inkjet printers |
| Detector | Cooled PbS photodetector (Japan-sourced) |
| Integrating Sphere Reflectance | ≥95% |
| Sample Rotation Stage | Motorized 360° continuous rotation |
| Integrated Sample Holders | Dual-configurable cup and flat-surface cells |
| Scan Time | <120 seconds per spectrum |
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