Cytek Biosciences

Cytek Northern LightsFlow Cytometry System

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A new flow cytometry system that shifts the paradigm in what scientists expect to see in performance from an affordable three laser system. Cytek Northern Lights incorporates the same groundbreaking technologies as its older sister, the Cytek® Aurora. Like Aurora, its optical design and unmixing algorithm give scientists remarkable flexibility, enabling the use of a wide array of new fluorochrome combinations without reconfiguring the system for each application. The state-of-the-art optics and low-noise electronics provide excellent sensitivity and resolution. Flat-top beam profiles, combined with a uniquely designed fluidics system, translate to outstanding performance at high sample flow rates.

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The end result is a system that sits in a sweet spot for scientists that have budgeted for a one to three laser system, but desire the ability to run panels of higher complexity.

SpectroFlo® software offers an intuitive workflow from QC to data analysis with technology-enabling tools that simplify running applications.

The Cytek® team has reimagined what you should expect from an affordable cytometer and has delivered an instrument that brings the benefits of full spectrum cytometry to more scientists.

For Research Use Only. Not for use in diagnostic or therapeutic procedures.

High Value

Upgradeable from one laser and nine colors to three lasers and 24 colors, there is a Northern Lights configuration to fit your needs.

Remarkable Sensitivity

Sensitivity redefined using state-of-the-art optics and low-noise electronics.

Superb resolution of dim and rare populations, even in high complexity panels and high flow rates.

Easy, Flexible, and Intuitive

One configuration for all assays - no need to change optical filters.

Use any commercially available fluorochrome excited by the onboard lasers.

Intuitive software with familiar workflow.

Low Cost of Ownership

Fewer lasers to run more colors.

Low maintenance lasers, more fluorochrome choice, one configuration, and up to 24 colors per sample equates to greater cost savings and less setup time between experiments.

OpticsExcitation OpticsOptical Platform

Northern Lights contains a fixed optical assembly configured with one to three spatially separated laser beams. Laser delays are automatically adjusted during instrument QC.

Lasers

One laser configuration: 488nm: 50mW
Two laser configuration: 488nm: 50mW, 640nm: 80mW
Three laser configuration: 405nm: 100mW, 488nm: 50mW, 640nm: 80mW

Beam geometry

Flat-Top laser beam profile with narrow vertical beam height optimized for small particle detection.

Emission OpticsEmission Collection

Fused silica cuvette coupled to high NA lens for optimum collection efficiency to optical fibers.

Forward and Side Scatter Detection

FSC: high-performance semiconductor detector with 488nm bandpass filter.

SSC: Two high-performance semiconductor detectors with 405nm and 488nm bandpass filter. Note: 405nm side scatter applies to three laser configurations only.

Fluorescence Detectors

Proprietary high sensitivity Coarse Wavelength Division Multiplexing (CWDM) semiconductor array per laser enabling more efficient spectrum capture in the 420-830nm range. No filter changes required for any fluorochrome excited by the 405nm, 488nm, and 640nm lasers.

Standard Optical Configuration

Violet detector module (only available in three laser configurations): 16 channels uneven spaced bandwidth from 420nm-829nm.

Blue detector module: 14 channels uneven spaced bandwidth from 498-829nm.

Red detector module: 8 channels uneven spaced bandwidth from 652-829nm.

FluidicsSample Flow Rates

Low: 15 µL/min, Medium: 30 µL/min, High: 60 µL/min, Plate high-throughput mode: 100 µL/min

Fluidic Modes

Long clean, SIT flush, Purge filter, Clean flow cell

Manual Sample Input Formats

12x75mm polystyrene and polypropylene tubes

Standard Fluidic Reservoirs

4L fluid container set with level-sensing provided. Compatible with 20L sheath and waste cubitainers.

Volumetric Sensor

Volumetric measurement during sample recording enables calculation of counts per µL for any gated population.

Plate Loader Option

96-well microtiter plate capbility

Throughput time 35 minutes at High Throughput mode sampling 7 µL/well

Plate stage temperature: 4-30°C

Plate Loader Carryover

Default mode: ≤0.3%, Low Carryover mode: ≤0.1%, High Throughput mode: ≤1%

PerformanceFluorescence Sensitivity

FITC: ≤35 MEFL, PE: ≤10 MEFL, APC: ≤10 MEFL, Pacific Blue: ≤25MEFL

* measurements based on an average from two systems, one three lasers and one five lasers, and performed using SPHERO Rainbow Calibration Particle (RCP-30-5A) based on its peak emission channel.

Fluorescence Linearity

FITC R2 ≥0.995 / PE R2 ≥0.995

Forward and Side Scatter Resolution

Performance is optimized for resolving lymphocytes, monocytes, and granulocytes.

Side Scatter Resolution

Capable of resolving 0.2µm beads from noise.

Carryover

<0.1%

Data Acquisition Rate

35,000 events/s*

* Three-laser system

Software SpectroFlo®Software

Live unmixing during acquisition

Developed specifically to streamline assay setup, data acquisition, and file export

Automated QC module

Autofluorescence extraction

Raw and Unmixed FCS 3.1 files

ElectronicsSignal Processing

Digital signal processing with automatic window gate adjustment.

22-bit 6.5 log decades.

Threshold using any single parameter or combination of parameters.

Pulse Shape Parameters

Pulse Area and Height for every parameter. Width for scatter parameters and one fluorescence parameter for each laser.

WorkstationOperating System

Windows® 10 Pro 64-bit

Processor

Intel® Core™ i7 processor, 3.2 GHz

RAM

16GB

Hard Drive

500GB SSD / 1TB SATA

Video Processor

NVIDIA® HD GeForce

Monitor

28” UHD 4K Monitor

Installation Requirements

Dimensions (W x D x H)

Instrument Dimensions

Without loader: 54 x 52 x 52 cm
With loader: 58.4 x 62 x 52 cm

Instrument Weight

Instrument weight: 61 kg
Loader weight: 13 kg

Computer Dimensions

29.1 x 9.25 x 34.4 cm

Recommended Workspace

157 x 72 x 132 cm

Room RequirementsPower

100-240V, 50/60 Hz, 2A max

Heat Dissipation

500W with all solid-state lasers

Temperature

15–28°C

Humidity

20%-85% relative non-condensing

Air filtering

No excessive dust or smoke

Lighting

No special requirements

Regulatory Status

For Research Use Only. Not for use in diagnostic or therapeutic procedures.