Discover the AvaSpec-NEXOS™ NIR Enhanced Spectrometer. Building on the proven modularity and form factor of the standard NEXOS™, this model features an advanced detector optimized for sensitivity in the 700–1100 nm range. Available with a 2048 or 4096-pixel detector. Experience precision, reliability, and sensitivity all in one device.

Engineered for researchers and system integrators seeking fast, accurate, and reliable NIR measurements, the NEXOS™ NIR Enhanced is ideal for demanding applications such as food sorting, Raman spectroscopy, and VCSEL/laser system integration.

NEXOS NIR Enhanced

Key Benefits

  • Enhanced NIR Sensitivity: Up to 2× improvement in sensitivity in the 700–1100 nm range
  • High Signal-to-Noise Ratio: Enables clearer, more reliable measurements in low-light conditions
  • Faster Data Throughput: Optimized for real-time performance with data transfer speeds up to 0.79 ms/scan
  • Ultra-Compact & Lightweight: Only 105 × 80 × 20 mm, perfect for integration into space-limited systems
  • Future-Ready: Supports third-party software integration and modular upgrades

Want to learn more about how this innovative spectroscopy instrument can empower your application?  Please contact us!

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Performance AvaSpec-NEXOS NIR Enhanced

The NEXOS™ NIR Enhanced Spectrometer delivers up to 2x performance increase, thanks to its upgraded detector technology. Key advantages include:

  • Smooth spectral results
  • Increased NIR quantum efficiency
  • Reliable operation under diverse conditions

Check out the performance comparison graph below, showcasing the leap beyond traditional CMOS detectors!

Quantum Efficiency Graph IR Enhanced NEXOS

Applications & Industries

The NIR Enhanced NEXOS™ spectrometer is suitable for applications such as:

applications nir enhanced
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Product Information

NEXOS™ NIR Enhanced 2K NEXOS™ NIR Enhanced 4K
Optical bench Symmetrical Czerny-Turner, 75 mm focal length; spectrometer bench Symmetrical Czerny-Turner, 75 mm focal length; spectrometer bench
Wavelength range 400 – 1160 nm 400 – 1160 nm
Stray light 0.1-1% (typical value 300l/mm, blaze 300 nm < 0.3%) 0.1-1% (typical value 300l/mm, blaze 300 nm < 0.3%)
Detector NIR Enhanced CMOS linear array, 2048 pixels (14×200 μm) NIR Enhanced CMOS linear array, 4096 pixels (7×200μm)
Signal/noise 375:1 365:1
Dynamic Range 4500 4500
Dark noise 15 cnts 15 cnts
AD converter 16 bit, 6 MHz 16 bit, 6 MHz
Integration time 9 µs-30 sec 9 µs-30 sec
Interface USB 2.0 (480 Mbps), pigtailed (38 cm) USB-A USB 2.0 (480 Mbps), pigtailed (38 cm) USB-A
Sample speed with on-board averaging 0.36 ms/scan 0.70 ms/scan
Data transfer speed 0.79 ms/scan 1.12 ms/scan
Digital I/O 5 bidirectional programmable I/O; 1 Analog out, 1 Analog in, 1x5V 5 bidirectional programmable I/O; 1 Analog out, 1 Analog in, 1x5V
Power supply Default USB power, 500 mA Default USB power, 500 mA
Dimensions, weight 105 x 80x 20 mm, 277,5 grams 105 x 80x 20 mm, 277,5 grams
Operating temperature range 5-55°C 5-55°C
Use Useable range (nm) Spectral range (nm) Lines/mm Blaze (nm) Order code
UV/VIS 250-850 536-532* 600 400 MN0600-0.40
VIS/NIR 300-1160** 800** 300 500 MN0300-0.50
VIS 350-1000 529-519* 600 500 MN0600-0.50
VIS 300-800 247-216* 1200 500 MN1200-0.50
VIS 350-750 147-121* 1800 500 MN1800-0.50
VIS 350-640 96-89* 2400 VIS MN2400-0.50
NIR 500-1050 515-506* 600 750 MN0600-0.75
NIR 500-1050 210-204* 1200 750 MN1200-0.75
NIR 600-1160 339-300* 830 800 MN0830-0.80
NIR 600-1160** 500** 300 1000 MN0300-1.00
NIR 600-1160 500 600 1000 MN0600-1.00

A selected set of possible start-stop ranges apply. Please contact us to discuss your options. * Depends on the starting wavelength of the grating; the higher the wavelength, the bigger the dispersion and smaller the range to select ** Please note that not all pixels will be used for the useable range

Slit size (µm) 10 25 50 100 200 500
FWHM in nm
2K resolution
300 lines/mm grating 1.0 1.4 2.25 4.8 9.2 21.3
600 lines/mm grating 0.40-0.53* 0.7 1.2 2.4 4.6 10.8
830 lines/mm grating 0.32 0.48 0.93 1.7 3.4 8.5
1200 lines/mm grating 0.20-0.28* 0.27-0.38* 0.52-0.66* 1.1 2.3 5.4
1800 lines/mm grating 0.10-0.18* 0.20-0.29* 0.34-0.42* 0.8 1.6 3.6
2400 lines/mm grating 0.09-0.13* 0.13-0.17* 0.26-0.34* 0.44-0.64* 1.1 2.7
4K resolution
300 lines/mm grating 0.50-0.70 1.4 2.25 4.8 9.2 21.3
600 lines/mm grating 0.30-0.36* 0.7 1.2 2.4 4.6 10.8
830 lines/mm grating 0.25 0.48 0.93 1.7 3.4 8.5
1200 lines/mm grating 0.14-0.18* 0.27-0.38* 0.52-0.66* 1.1 2.3 5.4
1800 lines/mm grating 0.09-0.11* 0.20-0.29* 0.34-0.42* 0.8 1.6 3.6
2400 lines/mm grating 0.07-0.09* 0.13-0.17* 0.26-0.34* 0.44-0.64* 1.1 2.7

*Depends on the starting wavelength of the grating; the higher the wavelength, the bigger the dispersion and the higher the resolution.

AvaSpec-NXS2048CLIR NEXOS fiber-optic spectrometer, 75 mm focal length, 2048 pixel CMOS detector, USB 2 powered interface, needs DCL, second order suppressing, replaceable slit, NIR Enhanced version
AvaSpec-NXS4096CLIR NEXOSTM fiber-optic spectrometer, 75 mm focal length, 4096 pixel CMOS detector, USB 2 powered interface, needs DCL, second order suppressing, replaceable slit, NIR Enhanced version
*OEM AvaSpec- NXS2048CLIR OEM NEXOSTM fiber-optic spectrometer, 75 mm focal length, 2048 pixel CMOS detector, USB 2 powered interface, needs DCL, second order suppressing, fixed slit
*OEM AvaSpec- NXS4096CLIR OEM NEXOSTM fiber-optic spectrometer, 75 mm focal length, 4096 pixel CMOS detector, USB 2 powered interface, needs DCL, second order suppressing, fixed slit
SLIT-XX-PRS Replaceable Slit for non OSF configurations. Slit size, please specify XX = 10, 25, 50, 100, 200, 500 µm
SLIT-XX-PRSF Replaceable Slit for OSF configurations. Slit size, please specify XX = 10, 25, 50, 100, 200, 500 µm
OSC Order sorting coating for grating MN 0600-0.50 and MN 0600-0.40 (>350 nm). Recommended with OSF-305
OSC-UA Order sorting coating for grating MN 0300-0.30 / MN 0300-0.50
OSC-UB Order sorting coating for grating MN 0600-0.30 and MN 0600-0.40 (<350 nm)
OSF-YYY-3 Order sorting filter for reduction of second-order effects, please specify YYY = 395, 475, 515, 550 or 600 nm, depends on range
DCL Detector Collection Lens. To be included

Need support or advice?

  • Feasibility Studies: Our knowledgeable sales engineers conduct complimentary feasibility studies to identify the most suitable measurement setup for your needs.
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  • Support Team: Our dedicated support team is available around the clock to ensure you receive top-notch service.

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