Ocean NR-512-2.2 High Gain Spectrometer for NIR Analysis
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United States
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On FindLight:
since 2017
Description
The Ocean NR-512-2.2 High Gain spectrometer delivers maximum sensitivity across an extended 900–2200 nm wavelength range, making it ideal for advanced NIR applications where weak signals and low-concentration samples must be measured with accuracy. Combining precision, consistency, and adaptability, the NR-512-2.2 High Gain near-infrared spectrometer is engineered to provide superior signal-to-noise performance in demanding laboratory and industrial environments.
Built around a high-performance 512-element InGaAs array detector in a high-gain configuration, the NR-512-2.2 High Gain offers excellent baseline stability, ultra-low noise, and reproducible results across a wide dynamic range. Configurable entrance slits allow users to fine-tune the balance between spectral resolution and throughput, ensuring optimal performance for a variety of measurement requirements.
The NR-512-2.2 High Gain NIR compact spectrometer is designed with a compact, integration-ready footprint and supports versatile connectivity via USB, Gigabit Ethernet, and RS-232, along with multiple trigger modes for synchronized acquisition. Seamless integration with the OceanDirect™ SDK empowers developers with advanced control, workflow automation, and OEM system embedding.
With its combination of extended spectral reach and enhanced sensitivity, the NR-512-2.2 High Gain spectrometer is ideally suited for applications such as pharmaceutical QA, bioprocess monitoring, polymer and plastic identification in recycling, liquid concentration analysis, and advanced process monitoring. Its adaptability and rugged reliability make it a critical tool for professionals requiring accurate, repeatable NIR measurements across a broad wavelength range.
Ocean NR-512-2.2 High Gain Spectrometer for NIR Analysis
Specifications |
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| Wavelength Range (reflectance): | 900 – 2190 nm |
| Resolution: | 5.41 nm |
| Minimum Integration Time: | 1 ms |
| Optical Resolution (w/25 µm Slit): | as low as 5.41 nm (FWHM) |
| Signal To Noise Ratio (single Scan): | 2,788:1 |
| Integration Time: | 1 ms - 120 s |
| Dynamic Range (single Scan): | 10,323:1 |
| Stray Light: | 2.6 AU |
| Scan Rate: | 242 Hz |
| Thermal Wavelength Drift: | 0.01 nm/°C |
| A/D Resolution: | 16-bit |
| Interfaces: | USB, RS-232, Ethernet |
| Connector: | 16 pin Samtec TFM, RS-232, SMA 905 (input fiber), USB Type-C |
| Dimensions: | 182.25 mm × 109.19 mm × 46.45 mm |
| Weight: | 1.17 kg |
| High Speed Averaging Mode: | Yes |
Features
- Wavelength Range: 900–2200 nm with extended coverage and enhanced sensitivity.
- Enhanced Sensitivity: High gain mode enables detection of very weak spectral features and trace-level analytes.
- High Resolution: Achieve optical resolution down to 2.85 nm (FWHM).
- Thermal Stability: TE cooling to -25 °C provides low noise and long-term stability.
- Fast Integration Time: Flexible integration times from 1 ms to 8 s.
- Order-Sorting Filter: Equipped with an improved OD>4 filter for superior order suppression in the extended NIR region.
- Compact Design: Designed for integration into industrial and laboratory environments requiring high sensitivity.
Applications
The Ocean NR-512-2.2 High Gain spectrometer is designed for advanced near-infrared (NIR) analysis across research, industrial, and OEM applications, providing maximum sensitivity and extended wavelength coverage from 900–2200 nm. Its high-gain configuration enhances the detection of weak signals and low-concentration analytes while maintaining stable, reproducible performance in demanding environments. Common applications include:
- Materials Characterization – Detect faint spectral features and characterize complex materials with greater accuracy.
- Plastic Identification in Recycling – Differentiate between polymers across an extended NIR range, even in low-signal conditions.
- Liquid Concentration Measurement – Quantify low-level concentrations of substances in liquids with improved sensitivity for QA and process control.
- Pharmaceutical Analysis – Monitor trace ingredients and excipients in formulations with confidence.
- Food Quality Assessment – Evaluate subtle differences in moisture, fat, and protein content in food products.
- Environmental Monitoring – Detect pollutants and contaminants at lower concentrations in environmental samples.
Why Choose the Ocean NR-512-2.2 High Gain?
With its extended 900–2200 nm coverage and high-gain detector configuration, the NR-512-2.2 High Gain provides superior signal-to-noise ratio, baseline stability, and reproducibility. Its enhanced sensitivity makes it the ideal choice for applications requiring trace-level detection and extended spectral reach. Whether deployed in laboratory research, industrial QA, or inline monitoring, it offers the performance, reliability, and adaptability demanded by today’s most challenging NIR spectroscopy applications.
Frequently Asked Questions
The NR spectrometers are available in two wavelength ranges: NR-512-1.7 (900-1700 nm) and NR512-2.2 (897-2188 nm).
The NR spectrometers are ideal for materials characterization, identification of plastics in recycling, and measurement of concentration in liquids, among other demanding NIR applications.
The optical resolution of the NR spectrometers can be as low as 2.85 nm (FWHM).
The NR spectrometer ensures thermal stability through thermoelectric cooling to -25 °C, which reduces dark current and is model dependent.
The integration time for the NR spectrometers ranges from 1 ms to 8 seconds, depending on the model.
High gain configurations in NR spectrometers provide amplified sensitivity, making them suitable for detecting weak signals in low-reflectance or strongly absorbing materials.
For more information on the NR spectrometers, you can contact an Ocean Optics Application Scientist via the contact details provided in the datasheet.