Spectrum C23

Cortivision is known for its innovative functional near-infrared spectroscopy (fNIRS) technology, providing advanced solutions for brain activity monitoring. Our latest product Spectrum C23 is a cutting-edge fNIRS device designed for both mobile and stationary use. Targeting professional neuroscientists, Spectrum offers a high level of precision and adaptability across various research applications.

It combines comfort and ease of use for both researchers and participants, ensuring accurate and non-invasive monitoring of cerebral hemodynamic responses. The system is highly portable and integrates seamlessly with other research tools like EEG, making it a versatile option for diverse experimental settings. This modern technology allows for real-time, mobile brain function measurement while maintaining professional-grade data quality and reliability.

Spectrum C23 is ideal for researchers who require flexibility, high data precision, and ease of integration with other scientific instruments.

Get to know Spectrum

Hover over the circles to learn more about Spectrum's features.

Tap the circles to learn more about Spectrum's features.

Superior Signal Quality

Simplicity

Wearable technology

Scalability

Superior Signal Quality

Simplified, high-performance optodes designed for quick setup and superior signal quality.

Simplicity

Durable, precision-designed cap from EasyCap, optimized for fNIRS and EEG+fNIRS research.

Wearable technology

Lightweight, modular harness designed for versatile and scalable fNIRS research.

Scalability

Built for scalability, the Spectrum amplifier offers modular expansion and secure, wireless fNIRS research.

User-centered design

Soft materials and adjustable pressure ensure user comfort during long measurement sessions.

Three-level protrusion adjustment

Customize optode penetration depth for optimal hair coverage and signal quality.

Improved dynamic range

Capture high-quality signals across a broader range of intensities, enhancing data accuracy.

10-5 layout compatibility

Supports EEG+fNIRS studies with industry-standard positioning.

Shielded cables and aluminum housings

Minimize interference, ensuring clean, reliable signals.

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Superior Signal Quality

Simplified, high-performance optodes designed for quick setup and superior signal quality. Each optode combines robust shielding with dual-wavelength source multiplexing to minimize noise and maximize signal-to-noise ratio, even in mobile or high-interference environments. Engineered for stability and precision, they maintain consistent contact with the scalp to ensure reliable, reproducible data across sessions and participants.

Numbered holders

Numbered optode holders match optode numbers for fast, error-free placement, cutting montage time.

2-part optode design

Simple, streamlined construction with just two parts, reducing complexity compared to competitors.

Universal emitters for short channels

Achieve short-channel measurements without extra hardware, ensuring flexibility and cost efficiency.

Configurable optode placement

Flexible montage setups with automatic channel mapping in CortiView2.

EasyCap durability

Trusted design from EasyCap ensures lasting performance and comfort.

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Simplicity

Durable, precision-designed cap from EasyCap, optimized for fNIRS and EEG+fNIRS research. With simplicity of designed optode elements we help users shorten the setup time and help to perform quick modifications while preparing for the measurements.

Weight reduction

Special harness design reduces fatigue for long research sessions.

Magnetic Snaps

Magnetic snaps ensure fast, intuitive connection between components, eliminating setup errors and reducing preparation time. Their stackable design allows one breakout module to be placed over another, evenly distributing the weight on the head and significantly simplifying wire management during complex montages.

Streamlined cable management

Keep setups tidy and efficient with organized cable routing.

Versatile mounting options

Supports mobile or stationary research with options like articulated arm mounts.

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Wearable technology

Lightweight, modular harness designed for versatile and scalable fNIRS research.

TTL 3-bit marker input

Scale your research with precise event synchronization through wired TTL communication.

SD Card

Ensure secure, standalone data collection, even without a live connection.

Tandem mode

This scalable setup supports hyperscanning and high-density recordings, while maintaining full synchronization via a single software interface and unified LSL or TTL trigger stream

Dual optode slots

Expand coverage effortlessly with modular, scalable configurations.

Harder marker input

Instantly log events with a single press for quick annotations.

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Scalability

Built for scalability, the Spectrum amplifier offers modular expansion and secure, wireless fNIRS research.

Simplicity

Superior Signal Quality

Wearable technology

Lightweight, modular harness designed for versatile and scalable fNIRS research.

Scalability

Built for scalability, the Spectrum amplifier offers modular expansion and secure, wireless fNIRS research.

Optode bundle

The Spectrum C23 fNIRS system features highly scalable optical bundles, each equipped with 8 high quality detectors and 12 near-infrared emitters. This design allows for full configurability, enabling researchers to tailor the setup to specific experimental needs. The device supports the connection of one or two optical bundles to a single amplifier, offering flexibility in data collection.

Additionally, upcoming system enhancements will allow the use of two amplifiers with up to four optical bundles, greatly expanding the device’s capabilities for larger-scale brain mapping and more complex studies.

This modular design ensures both precision and adaptability, making it ideal for professionals requiring versatile research tools.

Scalable solution. Easily add or remove bundles adjusting the number of emitters and detectors in use

Fully configurable optode montages. Measure what is really needed

Numbered holders with o-ring optode mount. Maintain order and clarity of optode deployment

Optode-level IMU sensor. Measure head movement directly from its source

Shielded cabling & aluminium housings

for noise-free integration

Sync with other physiological devices like

EEG or Eyetracking

Amplifier

The Spectrum C23 amplifier combines cutting-edge fNIRS technology with sleek, modern design, making it highly versatile for both stationary and mobile applications. Key features include simultaneous sampling, ensuring high-precision data capture across multiple channels, and WiFi connectivity for long-range, wireless operation.

The amplifier supports SD card recording, enabling data to be stored directly on the device. Additionally, the TTL marker input facilitates precise event marking during experiments.

Compatible with one or two optical bundles, the amplifier offers great flexibility and scalability, making it an ideal choice for diverse research settings. Whether in the lab or in the field, this amplifier delivers performance and reliability.

Amplifying Attention: Key Features of the Spectrum C23 System

Amplifier

At least 6-8 hours of battery life (depends on the montage and device settings). Simultaneous sampling ADC with up to 250 Hz sampling rate
Wifi

Long range Wi-Fi connectivity with mesh mode supported
Versatile marker input

wired (hardware 3-bit TTL), wireless (LSL, API), built-in event marker button
USB–C / Fast Charging

Ensures minimal downtime between sessions
SD Card

Local backup recorded directly to microSD card for complete data capture

fNIRS optimized for real use cases

The Spectrum C23 mounting options have been meticulously designed for maximum flexibility, mobility, and user comfort. The system includes a new line of caps from EasyCap, featuring special cutouts for easy placement of optodes, ensuring optimal contact with the scalp. Additionally, a specially designed harness allows for secure and ergonomic wearable use, available in both single and tandem mode.

This harness distributes weight evenly across the body, minimizing strain on the head and ensuring comfort during long research sessions. For stationary lab setups, the system can be mounted on a professional articulated arm, offering an organized and comfortable solution for researchers and participants alike.

The stackable design of the components ensures efficient use of space and easy customization for various experimental needs. Whether in the lab or in the field, the Spectrum C23 system is built for ease of use and adaptability, making it ideal for modern neuroscience research.

End-2-End ecosystem.
Cortivision stands out as the unique company that is both a hardware manufacturer and software developer, while also conducting scientific research

Compatible to be used with:

Discover the range of possibilities that provides a flexible approach to research challenges

Detachable Optode bundles

Each optode bundle can be detached from the amplifier to allow a scalable configuration for research. Each optode include 8 high quality detectors and 12 LED emitters.

Head-Mounted IMU

The IMU sensor is mounted on the head for precise motion tracking during mobile experiments, ensuring accurate data collection.

Up to 135 channels in tandem mode

Use of 4 optode bundles with 32 detectors and 48 emitters allow for a wholehead signal acquisition.

End-2-End Ecosystem

Cortivision is a hardware manufacturer supporting customers & own software developer with CortiView 2 and CortiPrism handling the entire research process for streamlined workflows.

Universal emitters

Universal Emitters in Spectrum C23 allow any emitter to act as a short channel, enabling unlimited short channels for flexible, highly customizable, and precise brain activity monitoring in various research setups.

Modern wearable fNIRS for mobile studies

Designed for motion and non-laboratory testing, Spectrum C23 features a dedicated harness and stationary mounting kit to best fit the research conditions.

Resilient to artifacts

Shielded cables and aluminium housing elements provide high resistance to interference enabling multimodal testing even in demanding conditions.

Durable solution

For the production of Spectrum C23, we used high-quality materials with excellent durability. The set is complemented by EasyCap textiles, appreciated by researchers all over the world.