The SWIRNC series USB3.0 interface uncooled cameras equipped with Sony IMX990/991/992/993 InGaAs sensors spanning an impressive 400-1700nm VIS-SWIR spectrum. Featuring a lightweight design, these cameras offer resolutions from 0.33 MP and 5 MP and pixel sizes of 5 μm and 3.45 μm (Model-Dependent). These SWIR camera provide low power consumption and a high dynamic range, ensuring stable and reliable short-wave infrared imaging.
| Features |
| 400–1700 nm spectral response |
| 5 µm /3.45 µm Pixel size optional |
| USB3.0 interfaces |
| Uncooled low power consumption |
| Global shutter, high-speed acquisition |
| Bit depth: 8/12-bit |
| Hardware ROI & external triggering |
| 512MB cache (Model-Dependent) |
| CE/FCC Cerifcation，Multi-platform SDK |
AttosView supports Windows® 7 (64-bit),10 and 11 operating systems.
The SDK supports development languages such as C/C++, C #/VB.net, Python, Java, etc,
Third-party support including LabVIEW, MATLAB, Micro-Manager, DirectShow, and TWAIN.
SWIRNC series USB3.0 interface uncooled cameras deliver exceptional performance in high-speed dynamic detection, laser analysis, and high-speed sorting with a lightweight form. They serve as ideal core components for portable devices and handheld instruments. Widely adopted in machine vision, portable inspection, and scientific research experiments, these cameras provide reliable, high-performance short-wave infrared imaging solutions tailored for diverse industrial and research applications.
| Model | SWIR051AU-NC, SWIR0503AU-NC, SWIR035AU-NC, SWIR033AU-NC |
| Spectral Range | 400nm-1700nm |
| Color Type | Monochrome |
| ADC | 12 Bit / 8 Bit |
| Image Buffer | 512MByte |
| Gain range | 1-15x |
| Exposure Time Range | 15us-60s |
| Shutter Mode | Global Shutter |
| Binning | Software2x2, 3×3, 4×4 |
| Data interface | USB3.0 |
| Digital I/O | 1 channel of optically isolated input, 1 channel of optically isolated output, 2 channels of non-isolated input/output ports |
| Data Format | 8 Bit / 12 Bit |
| Optical Filter | 400-1800nm (Standard) ; 1030-1800nm (Optional) |
| CRA | 2.35° |
| Power consumption | <2.11W |
| Operating Temperature | -20 °C to +60 °C |
| Storage Temperature | -40 °C to +85 °C |
| Humidity | 20%-80%，no condensation |
| Size | 33mm×33mm×38mm |
| Weight | 70g |
| Lens mount | C-mount |
| Software | AttosView / SDK |
| Operating system | Win32/WinRT/Linux/macOS/Android |
| Certification | CE,FCC |
Quantum Efficiency Curve
Glass window spectral transmission plot
* The blue curre represents the standard transmittance, while the red curre represents the optional transmittance.
| Parameter | Specification |
| Size | 33mm×33mm×38mm |
| Mount | C mount |
| Item | Specification |
| 1 | USB3.0 port |
| 2 | External IO connection port |
| Table1: USB port, GigE port, CL port refrigerated camera pin signal definitions | |||||
 | Color | Pin | Signal | Description of the signal | |
| White | 1 | GDN | Direct-coupled signal ground | ||
| Red | 2 | 12V | 12VDC power input | ||
| Blue | 3 | OPTO_GND | Opto-isolated signal ground | ||
| Yellow | 4 | DIR_GPIO0 | Direct-coupled General Purpose I/O (Software configurable input/output) (line2) | ||
| Black | 5 | DIR_GPIO1 | Direct-coupled General Purpose I/O (Software configurable input/output) (line3) | ||
| Green | 6 | OPTO_IN | Opto-isolated input signal (line0) | ||
| Pink | 7 | OPTO_OUT | Opto-isolated output signal (line1) | ||
Opto-isolated input circuit (line0)
Logic 0 input level: 0~2.2VDC (OPTO_IN pin)
Logic 1 input level: 3.3~24VDC (OPTO_IN pin)
Maximum input current:30mA
When the input level is between 2.2V and 3.2V, the circuit operation state is uncertain, please do not let SWIR camera work within this voltage range.
Input rise delay (TDR): 6us
Input fall delay (TDF): 6us
Figure 1：Input logic levels
Opto-isolated output circuit (line1)
The opto-isolated output maximum current is 30mA.
Figure 2: Output logic levels
The electrical characteristics of the opto-isolated output (external voltage 5V, external resistor 1K) are shown in Table 2.
| Table 2： Opto-isolated output signal’s electrical characteristics | ||
| Parameter name | Parameter notation | Parameter value |
| Output logic low | VL | 742mV |
| Output logic high | VH | 4.134V |
| Output rise time | TR | 4us |
| Output fall time | TF | 1.8us |
| Output rise delay | TDR | 12us |
| Output fall delay | TDF | 2us |
The output of the corresponding output current and VL when using different voltages and resistors in externalcircuit are shown in Table 3.
| Table 3：Opto-isolated output logic’s low levels parameters | |||
| External voltage | External resistor | VL | Output current |
| 3.3V | 1KΩ | 510mV | 2.82mA |
| 5V | 1KΩ | 742mV | 4.31mA |
| 12V | 2.4KΩ | 795mV | 4.68mA |
| 24V | 4.7KΩ | 850mV | 4.97mA |
Input and output I/O circuit (line2/line3)
1. Line2/line3 is set as input pin
Logic 0 input level: 0~0.6VDC (DIR_GPIO0/DIR_GPIO1 pins)
Logic 1 input level: 2.0~24VDC (DIR_GPIO0/DIR_GPIO1 pins)
Maximum input current: 25mA
When the input level is between 0.6V and 2.0V, the circuit action state is uncertain, please avoid the input voltage range working in this range.
To prevent damage to the GPIO pins, please connect the pin GND first, and then input voltage to the Line2 pin.
Input rise delay (TDR): 0.02us
Input fall delay (TDF): 0.02us
Figure 3: Input logic levels
2. Line2/line3 are set as output pins
The maximum current allowed through this pin is 25mA.
The external pull-up voltage is 5V, the pull-up resistor is 1KΩ, and the GPIO is configured to output the logic level and electrical characteristics as shown in Figure 4.
Figure 4: Output logic levels
When the ambient temperature is 25 degrees Celsius, the relationship between the external voltage, resistance and low-level voltage output is shown in Table 4.
| Table 4：Non-isolated output Logic’s low level parameters | ||
| External voltage | External resistor | VL(GPIO) |
| 3.3V | 1KΩ | 0.11V |
| 5V | 1KΩ | 0.167V |
| 12V | 2.4KΩ | 0.184V |
| 24V | 4.7KΩ | 0.385V |
| Table 5: Non-isolated output electrical characteristics | ||
| Parameter name | Parameter notation | Parameter value |
| Output rise time | TR | 0.08us |
| output fall time | TF | 0.02us |
| Output rise delay | TDR | 0.1us |
| Output fall delay | TDF | 0.04u |
| CRA（Chief Ray Angle）Characteristics | |||||
| IMX990 | IMX991 | ||||
| Image height | CRA (deg) | lmage height | CRA (deg) | ||
| (%) | (mm) | (%) | (mm) | ||
| 0 | 0 | 0 | 0 | 0 | 0 |
| 5 | 0.2 | 0.12 | 5 | 0.1 | 0.06 |
| 10 | 0.41 | 0.23 | 10 | 0.2 | 0.12 |
| 15 | 0.61 | 0.35 | 15 | 0.31 | 0.18 |
| 20 | 0.82 | 0.47 | 20 | 0.41 | 0.23 |
| 25 | 1.02 | 0.59 | 25 | 0.51 | 0.29 |
| 30 | 1.23 | 0.7 | 30 | 0.61 | 0.35 |
| 35 | 1.43 | 0.82 | 35 | 0.72 | 0.41 |
| 40 | 1.64 | 0.94 | 40 | 0.82 | 0.47 |
| 45 | 1.84 | 1.06 | 45 | 0.92 | 0.53 |
| 50 | 2.05 | 1.17 | 50 | 1.02 | 0.59 |
| 55 | 2.25 | 1.29 | 55 | 1.13 | 0.65 |
| 60 | 2.46 | 1.41 | 60 | 1.23 | 0.7 |
| 65 | 2.66 | 1.53 | 65 | 1.33 | 0.76 |
| 70 | 2.87 | 1.64 | 70 | 1.43 | 0.82 |
| 75 | 3.07 | 1.76 | 75 | 1.54 | 0.88 |
| 80 | 3.28 | 1.88 | 80 | 1.64 | 0.94 |
| 85 | 3.48 | 1.99 | 85 | 1.74 | 1 |
| 90 | 3.69 | 2.11 | 90 | 1.84 | 1.06 |
| 95 | 3.89 | 2.23 | 95 | 1.95 | 1.12 |
| 100 | 4.1 | 2.35 | 100 | 2.05 | 1.17 |
AttosView support all Attostek UV-VISion and SWIR cameras ，it is a professional software that integrates camera control, image acquisition and processing, image browsing and analysis functions.
AttosView has the following characteristics:
ascamsdk support a variety of APIs, including: Native C/C++,.NET/C#/VB.NET, Python, Java, DirectShow, Twain, LabView, Matlab, etc. Compared with other APIs, Native C/C++ API as a low-level API is characterized by using pure C/C++ development without relying on other runtime libraries. The interface is simple and the control is flexible.
The SWIR cameras supports a variety of third-party interface software to facilitate user integration and development. Specifically, it includes SDK and demo programs for LabVIEW and MATLAB, as well as DirectShow plugins, Micro-Manager plugins, and TWAIN SDK plugins. These enable seamless compatibility with mainstream development environments and third-party software, significantly streamlining system integration and secondary development workflows.
For CameraLink interface cameras, we recommend using frame grabbers from the following brands: Magewell, FIREBIRD, and Hikvision.
Support all Attostek UV-VISion and SWIR cameras.
Click the button below to download the camera software.
LabVIEW SDK and demo programs：
MatLab SDK demo program：
DirectShow plugin：
Micromanager plugin：
TWAIN SDK plugin：
Only supports SWIR051ACL model
Magewell：
FIREBIRD：
Hikvision：
AttosView Recommended System Requirements | |
Operating System | Microsoft® Windows® XP / Vista / 7 / 8 /10 /11(32 & 64 bit), Mac OSX, Linux |
Processor (CPU) | ≥3.0 GHz Intel Core i5 or Higher |
Memory (RAM) | ≥8 GB |
Hard Drive | NVMe Solid State Drive (SSD) |
Graphics Card | Dedicated Adapter with ≥256 MB RAM |
Motherboard | USB 3.0 (-USB) Cameras: Integrated Intel USB 3.0 Controller or One Unused One Unused PCle3.0*16 Slot |
Connectivity | Internet Connectivity for Driver Installation |
The image below shows the interface of the Attosview software. For more detailed information, please download the product manual.
Function | Function description |
Operating mode | Operating mode: video mode or trigger mode |
Denoise | The camera hardware incorporates denoise |
Automatic exposure | Automatic exposure or manual exposure function |
| Gain | HG, MG, LG 3 gain modes |
Frame rate | Supports precise frame rate control |
ROI | Supports single-zone ROI with a maximum frame rate of 8000fps after ROI |
| Flip | Supports Vertical/horizontal flip |
| Custom dark field correction | The hardware supports up to 12 groups of user-defined dark field correction image functions |
Timestamp function | Timestamps can be turned on or off. After the timestamp function is enabled, the low 8bits of 1-8 pixels, 9-16 pixels, and 17-24 pixels will be modified to: 0-7: frame number; 8-15: Frame time; 16-23: trigger signal count |
Firmware update | Supports firmware online update |
Pipette function | Supports the display of the gray value of the mouse pixel position |
Histogram display | Supports histogram display and statistics |
| Plane line function | Supports the function of viewing surface data |
Regional gray statistics | Support the average gray statistics function of user-defined areas |
Cooling system | 1) The cooling system of the camera uses a built-in TEC cooling chip for the sensor, with external heat dissipation structure and fan auxiliary heat dissipation, the working temperature can be adjusted to a specific value, the effective cooling temperature can be lower than the ambient temperature of 40℃, and the high-efficiency cooling system ensures extremely low dark current level; |
Resolution and Pixel Size: Resolution determines detail, while pixel size affects sensitivity and dynamic range. Smaller pixels are better for high resolution, whereas larger pixels provide higher sensitivity.
Sensitivity and Readout Noise: These are crucial for low-light imaging.
Frame Rate and Interface: USB3.0, GigE, CoaXPress, Camera Link, etc., determine determine data transfer speed.
Semiconductor Industry: Inspection of solar cells and semiconductor chips.
Plastics Sorting: Different plastics have different reflectance spectra in the SWIR band, enabling accurate classification and recycling of black plastics.
Glass Industry: Defect detection through hot glass.
Security: Counterfeit detection, such as in currency, wigs, or skin.
Fluorescence imaging, spectral analysis, laser beam analysis, etc.
| Model | SWIR051AU-NC | SWIR0503AU-NC | SWIR035AU-NC | SWIR033AU-NC |
| Sensor Model | Sony IMX990 InGaAs | Sony IMX991 InGaAs | Sony IMX992 InGaAs | Sony IMX993 InGaAs |
| Pixel Size | 5.0 µm x 5.0 µm | 3.45 µm x 3.45 µm | ||
| Sensor Size | 1/2″ | 1/1.4″ | 1/1.8″ | |
| Conversion Gain | 42.8e/ADU | 43e/ADU | 10.3e/ADU (HCG), 17.29e/ADU (LCG) | 10.3e/ADU (HCG), 17.29e/ADU (LCG) |
| Dynamic Range | 58.7dB | 59.6db | 51.36dB (HCG), 51.47dB (LCG) | 51.36dB (HCG), 51.47dB (LCG) |
| Readout Noise | 197.6e | 178.8e | 111.88e (HCG) , 186.61e (LCG) | 111.88e (HCG) , 186.61e (LCG) |
| Full Well | 175.4ke | 176.2ke | 41.39ke (HCG), 69.92ke (LCG) | 41.39ke (HCG), 69.92ke (LCG) |
| Maximum SNR | 52.4dB | 52.5dB | 46.17dB (HCG), 48.45dB (LCG) | 46.17dB (HCG), 48.45dB (LCG) |
| FPS/Resolution | 8 Bit:223fps@1280 x 1024、428fps@640 x 512 12 Bit:118.7fps@1280 x 1024、227.7fps@640 x 512 | 8 Bit:428.1fps@640 x 512、807fps@320 x 256 12 Bit:227.7fps@640 x 512、429.3fps@320 x 256 | 8 Bit:61.9fps@2560×2048、135.7fps@1280×1024 12 Bit:35.5fps@2560×2048、135.7fps@1280×1024 | 8 Bit:93fps@2048×1536、176fps@1024×768 12 Bit:57fps@2048×1536、176fps@1024×768 |
To meet the diverse application demands of short-wave infrared (SWIR) imaging, Attostek offer a series of high-performance SWIR lenses. This lineup covers focal lengths from 6mm to 100mm and features a wide aperture range of F1.4 to F2.0 as standard, ensuring high signal-to-noise ratio and superior image quality even in low-light conditions. Users can flexibly select different models based on field of view, working distance, and resolution requirements, providing high sensitivity and versatile scene adaptability for SWIR cameras in applications such as security surveillance, industrial inspection, and scientific research.
