Basler ace 2 R a2A2048-114umBAS
- Sensor: IMX900
- Frame rate: 114 fps
- Resolution (MP): 3.2 MP
- Interface: USB 3.0
- Sensor Format: 1/3.1''
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General Information
| Manufacturer | Basler |
|---|---|
| Order Number | 109474 |
| Product Family | ace 2 R |
| Product Line | ace 2 R Basic |
| Camera Series | Basler ace 2 |
| Camera Category | Area Scan Camera |
| Warranty | 36 Months |
Sensor
| Sensor Vendor | Sony |
|---|---|
| Sensor | IMX900 |
| Shutter | Global Shutter |
| Sensor Format | 1/3.1'' |
| Sensor Diagonal | 5.81 mm |
| Sensor Type | CMOS |
| Sensor Size | 4.61 mm × 3.46 mm |
| Resolution (H x V) | 2048 px × 1536 px |
| Resolution | 3.2 MP |
| Pixel Size (H x V) | 2.25 μm × 2.25 μm |
| Frame rate | 114 fps |
| Mono/Color | Mono |
| Spectrum | Visible + NIR |
EMVA Data
| Measured at | 525 nm |
|---|---|
| Quantum Efficiency (typical/minimal) | 86.1 % (typical) |
| Dark Noise (typical/maximal) | 5.3 e¯ (typical) |
| Saturation Capacity (typical/minimal) | 9.8 ke¯ (typical) |
| Dynamic Range (typical/minimal) | 65 dB (typical) |
| Signal-to-Noise Ratio (typical/minimal) | 40 dB (typical) |
Camera Data
| Interface | USB 3.0 |
|---|---|
| Camera Data Connector | USB 3.0 Type Micro B receptacle |
| Image Data Interface | USB 3.0, nominal max. 5 Gbit/s (SuperSpeed) |
| Pixel Bit Depth |
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| Synchronization |
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| Exposure Control |
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| Camera I/O Connector | M8 6-Pin receptacle |
| Digital Input | 1 |
| General Purpose I/O | 2 |
| Power Supply | Via USB 3.0 interface |
Housing
| Housing Type | Box |
|---|---|
| Protection Class | IP30 |
| Housing Size (L x W x H) | 42.8 mm x 29 mm x 29 mm |
| Weight | 85 g |
| Lens Mount | C-mount |
| Operating Temperature | -10 °C - 60 °C |
Technical Drawing
Conformity
- CE (incl. RoHS)
- EAC
- FCC
- GenICam
- IP30
- KC
- RoHS
- UKCA
- UL (in preparation)
- USB3 Vision
High Sensitivity, High Dynamic Range & Flexible Lens Selection
The IMX900 sensor is characterized by high sensitivity – even in the near-infrared (NIR) range – and a high dynamic range. It also allows for flexible lens selection. Thanks to these features, cameras with the IMX900 sensor can be used in a variety of ways and are particularly well suited for ITS, food, logistics, and 3D applications.
High sensitivity in the visible & NIR range
The graph shows the quantum efficiency (QE) of three sensors.
IMX900: Global shutter sensor, 3.2 MP resolution, pixel size of 2.25 μm2, latest Sony Pregius S technology
IMX252: Global shutter sensor, 3.1 MP resolution, pixel size of 3.45 μm2, Sony Pregius 2 technology
CMV2000NIR: NIR-optimized global shutter sensor, 2.2 MP resolution, pixel size of 5.5 μm2, discontinued sensor
The QE curves prove the high sensitivity of the IMX900 sensor in the visible and NIR range compared to the established reference sensors.

High dynamic range
The IMX900 sensor features Quad High Dynamic Range (Quad HDR) functionality. This allows images to be taken simultaneously under different exposure conditions, increasing the dynamic range up to 120 dB. As a result, images of materials with different reflectivity (such as metal parts and rubber materials) improve significantly.
High flexibility in lens selection
Thanks to its 2.25 μm small pixels, the IMX900 is a compact 1/3.1" sensor that captures more light than the IMX252, for example, due to its improved pixel architecture. This allows for shorter exposure times while maintaining the same image quality, or the use of a wider aperture to achieve more depth of field. As a result, there is greater flexibility in the choice of lenses.
Unlike the IMX252, both the Basler C125 lenses and the Basler C23 lenses are available for cameras with the IMX900. The best image quality is provided by the Basler C23 lenses, due to low vignetting and distortion.
Increase image brightness without the loss of image structures
The High Conversion Gain feature of the IMX900 sensor allows image brightness to be increased in situations where gain is unavoidable—without affecting the precise detection of fine structures or edges.
Technical background: Further development of pixel architecture
The novel pixel architecture of the IMX900 sensor (based on Sony Pregius S technology) leads to an increased angle of incidence of light. This increases the amount of light captured – even in low-exposure applications – and thus the QE. This allows the exposure time to be reduced while maintaining the same image quality. In addition, the improved pixel architecture increases sensitivity in the NIR range.
Features
For more information about the features, visit the Documentation

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