Our most powerful and versatile lab-based fNIRS platform

The NIRScout system is the most versatile fNIRS research platform. It can scale from 4 source and 8 detector to 64 source and 128 detector configurations. The NIRScout comes with either high performance LEDs, lasers or multi-wavelength laser sources and either value SiPD or best-in-class APD detectors allowing for flexibility with price and performance of your system. This research platform is the gold standard for multi modal measurements and comes with a wide set of extensions of options and extensions. These include 8 mm short channels, MRI/TMS compatible optodes, integrations to suit EEG and VR. The NIRScout is a complete solution supported by expert scientific consultants and has a long track record of many high impact publications.

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NIRScout Advantages

The NIRScout is user-friendly, modular, and a robust functional near-infrared spectroscopy (fNIRS) platform which measures hemodynamic responses to neuroactivation via oxy-, deoxy-, and total hemoglobin changes in the cerebral cortex. The NIRScout platform includes a host of ready-to-implement upgrades and modules to meet the needs of a broad range of cognitive neuroscience applications.

NIRScout (NSC) Advantages:

  • Ability to measure both topographic and tomographic measurements, can freely place probes anywhere on the cortex.

  • Modular design allows for easy and efficient upgrades and increased coverage, when needed.

  • Hyperscanning: single system can synchronously collect measurements from multiple participants simultaneously.

  • Illumination pattern (source firing sequence) fully customizable, which increases sampling rate, and prevents crosstalk.

  • Up to 255 triggers input, and up to 255 triggers output.

NIRScout Extended Plus (NSXP) Advantages:

  • Can be configured to use laser sources, LED sources, or both, depending on your research needs.

  • Fiber based system allows for safe data collection within MR.

  • Ability to use 4-wavelength and 8-wavelength sources. Used for detecting additional chromophores beyond hemoglobin (i.e. Cytochrome c oxidase).

  • Flat fibers and optodes allow for data collection for concurrent TMS and fNIRS applications.

  • Has expanded coverage, beyond our standard NIRScout system.


Functionality

Set up fNIRS Fast
NIRx uses the NIRScap and proprietary signal optimization procedure for an incredibly fast setup (see video of <60-second setup).

High data quality

Sampling rate of 100Hz, sensitivity of SiPD: < 1 pW or APD: 0.5pW, with a high dynamic range of 90 dBopt.


Multi-Modal Integration
NIRScout is ideal for multi-modal measurements with EEG, fMRI, eye-tracking, cochlear implants, TMS, tDCS, EMG, and other modalities for concurrent measurements.

Application-Specific Probes & Headgear

Specialized probes and headgear available for comfortable
measurements on any subject, for any application. Including for measurements on infants and children


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There have been over 1000 publications with our systems, check out more papers on this page or view the selected NIRScout publications below.

+ Selected Publications

Nguyen, T., Schleihauf, H., Kungl, M., Kayhan, E., Hoehl, S., & Vrtička, P. (2021). Interpersonal Neural Synchrony During Father–Child Problem Solving: An fNIRS Hyperscanning Study. Child Development.

Kelsey, C. M., Krol, K. M., Kret, M. E., & Grossmann, T. (2019). Infants’ brain responses to pupillary changes in others are affected by race. Scientific reports, 9(1), 1-10.

Li, R., Potter, T., Wang, J., Shi, Z., Wang, C., Yang, L., ... & Zhang, Y. (2019). Cortical hemodynamic response and connectivity modulated by sub-threshold high-frequency repetitive transcranial magnetic stimulation. Frontiers in human neuroscience, 13, 90.

Vassena, E., Gerrits, R., Demanet, J., Verguts, T., & Siugzdaite, R. (2019). Anticipation of a mentally effortful task recruits Dorsolateral Prefrontal Cortex: An fNIRS validation study. Neuropsychologia, 123, 106-115.

Hernández-Martin, E., Marcano, F., Casanova, O., Modroño, C., Plata-Bello, J., & González-Mora, J. L. (2017). Comparing diffuse optical tomography and functional magnetic resonance imaging signals during a cognitive task: pilot study. Neurophotonics, 4(1), 015003.

Altvater-Mackensen, N., & Grossmann, T. (2016). The role of left inferior frontal cortex during audiovisual speech perception in infants. NeuroImage, 133, 14-20.

Hyperscanning with scientist - all three - faded.jpg

Technical Specifications

 

System Specifications

Specification Details
Sources NSC: 8–16 LED sources
NSX: 8–64 LED (single system)
NSX: 8–128 LED (tandem configuration)
NSXP: 8–64 LED (single system)
NSXP: 8–128 LED (tandem configuration)
NSXP: 8–32 Laser (single system)
NSXP: 8–64 Laser (tandem configuration)
Detectors NSC: 4–24 detectors
NSX: 4–32 (single system)
NSX: 4–64 (tandem configuration)
NSXP: 4–32 (single system)
NSXP: 4–64 (tandem configuration)
Source Illumination Types Hybrid choice: LED & Laser sources
Source Wavelengths LED: 760 nm & 850 nm
Laser: 785, 808, 830 & 850 nm
Detection Sensor Silicon Photodiode (SiPD) or Avalanche Photodiode (APD)
Detector Dynamic Range 90 dBopt
Detector Sensitivity < 1 pW (SiPD) or 0.5 pW (APD)
Optode Type Single-tip optodes
Dual-tip optodes (faster setup, improved skin contact)
Blunt-tip optodes (infant and child applications)
Maximum Data Channel Stream 2048 (up to 4096 in tandem configuration)
Sampling Rate 2.5 – 100 Hz
Spectroscopic Technique Continuous Wave, Single Phase
3D Depth-discrimination Yes
Included Data Acquisition Software NIRStar
Power Supply 90–250 VAC (50–60 Hz); 175 W max
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