IndiGo NIR Reflection: a reflection NIR spectrometer for solid analysis
IndiGo NIR Reflection: Mobile Near-Infrared Spectrometry by Reflectance
The IndiGo NIR Reflection is a turnkey system engineered for non-destructive spectral analysis directly in the field or right on the production line. By combining the powerful core of the IndiGo NIR spectrometer with an additional NIR reflection illumination module, this system delivers outstanding performance. Equipped with 4 broadband NIR LEDs (covering the 700 nm – 1100 nm range) and supplied with a calibrated reflectance standard, it captures high-precision, highly reproducible reflectance spectra.
Key Applications: Advanced Quality Control and Smart Material Sorting
Utilizing diffuse reflectance measurement, the IndiGo NIR Reflection addresses critical analytical challenges across multiple industrial verticals—from circular economy initiatives to agrifood processing:
### ♻️ Polymer Sorting & Circular Economy
- Plastic Identification & Classification: Instant analysis and sorting of polymers (PET, PE, PP, PS, as well as high-performance technical polymers like PA6 or PA12) based on their specific absorption bands within the near-infrared overtone region.
- Textile Recycling: Rapid fiber sorting and material characterization (cotton, polyester, nylon, and complex blends) with zero sample preparation.
### 🌾 Agrifood & Agronomy (Physicochemical Measurements)
- Grain, Seed, and Powder Analysis: Real-time determination of the chemical composition of solid raw materials (moisture content, protein levels, fat, or starch) in cereals, grains, and flours.
- Crop Monitoring: Direct on-leaf or on-fruit measurements to evaluate maturity stages or detect water stress in situ.
### 🔐 Traceability & Anti-Counterfeiting
- Security Taggant Identification: Instant detection of specific near-infrared optical markers or security inks (NIR taggants) for brand protection and product authentication.
💡 Custom Integration & OEM Solutions
Looking to integrate this reflectance module into an automated sorting machine or a proprietary industrial device? Our engineering team can adapt the illumination geometry and mechanical housing to match your specific constraints.
👉 Contact our engineering team to discuss your OEM project
Comprehensive Software Ecosystem: From Data Capture to Chemometrics
The IndiGo NIR Reflection is backed by a powerful software suite designed to let you process and exploit your reflectance data instantly:
- SpectroLab (Windows): Our standard comprehensive software included with the device, built for spectral capture, essential mathematical processing (such as baseline corrections), and data exporting in multiple formats.
- Android Application: Available on the Google PlayStore, it allows operators to control the spectrometer via smartphone or tablet for ultra-mobile reflectance measurements, with data easily syncable to the Windows version.
- « SpectroLink » Python Library: Drive the IndiGo NIR directly from any Python IDE. This tool is ideal for developers looking to rapidly deploy custom mathematical algorithms or specialized chemometrics scripts (PCA, PLS) on raw spectral data.
Turn Data into Decisions with the Expert / Capture Suite
Upgrade your reflectance spectrometer into a powerful predictive diagnostic tool for field operations with our advanced software modules:
- Expert: Build, train, and refine your own predictive calibration models (e.g., polymer classification models) using the spectra collected by your device.
- Capture: Deploy those models to any field unit. Any operator can then scan a solid sample and receive an immediate prediction or material identification without needing advanced analytical training.
📦 Delivery & Calibration: Every IndiGo NIR Reflection is shipped pre-calibrated in wavelength (nanometric scale) and includes its reference reflectance standard. Intensity (radiometric) calibration is available as an optional service.
✉️ For quotes, options, or custom requests, please contact us via email.
🔽 Downloads: Download IndiGo NIR Reflection Datasheet
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Application
The applications are unlimited. Today our expertise is focused in particular on the following areas
Chemical analysis
Education – Research
Gemology and Jewellery
Lighting and filters identification
Traceability and authentication


