Cora is a compact and portable industrial-grade micro spectrometer featuring high spectral resolution (up to 0.07 nm). It is suitable for a wide range of spectroscopic measurement applications including UV-VIS absorbance measurement, LED/laser measurement, LIBS, and color measurement. It is particularly suitable for handheld applications, such as handheld LIBS measurements.
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Specification
| Optical Parameters | |
| Spectral range | 190-1100nm |
| Fiber connector | Key-SMA905 |
| Number of pixels | 2048 pixels |
| Stray light | < 0.1% |
| Wavelength temperature drift | < 0.1 pixel/℃ |
| External trigger delay accuracy | 10 ns |
| Fiber insertion/extraction repeatability | ≤7% |
| Functional Parameters | |
| A/D sampling | 16 bit |
| Data interface | USB2.0、RS232 |
| External trigger delay | 0.4μs |
| Expansion interface | 24 PIN |
| Acquisition modes | Single acquisition, continuous acquisition, software trigger, synchronous external trigger, asynchronous reset external trigger |
| Integration time | 60 μs-65 s |
| CCD readout noise | ≤30 RMS |
| CCD dynamic range | 3000:1 |
| Signal-to-noise ratio | 380:1 |
| Response linearity | ≥99.8% |
| Other Parameters | |
| Weight | 175g |
| Dimensions | 93×68×20 mm |
| Operating temperature | 0℃~40℃ |
| Operating humidity | 20%-85% |
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Products
| Model |
Pixels
|
Spectral Range | Resolution | |
| Start | End |
10um
|
||
| Cora-190-270 |
2048
|
190 | 270 | 0.10 |
| Cora-260-385 | 2048 | 260 | 385 | 0.12 |
| Cora-380-545 | 2048 | 380 | 545 | 0.15 |
| Cora-540-795 | 2048 | 540 | 795 | 0.25 |
| Cora-790-990 | 2048 | 790 | 990 | 0.25 |
| Cora-260-330 | 2048 | 260 | 330 | 0.10 |
| Cora-320-440 | 2048 | 320 | 440 | 0.12 |
| Cora-430-535 | 2048 | 430 | 535 | 0.13 |
| Cora-520-600 | 2048 | 520 | 600 | 0.15 |
| Cora-590-725 | 2048 | 590 | 725 | 0.17 |
| Cora-715-820 | 2048 | 715 | 820 | 0.17 |
| Cora-810-1030 | 2048 | 810 | 1030 | 0.25 |
► 4096 pixel detector can be customized
► The actual spectral resolution will not exceed 120% of the specified value
► Spectral range, resolution, and other parameters can be customized according to customer requirements
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Dimensional drawing
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Typical spectrum
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Applications
- Metal material detection
- Metal ore detection
- Environmental and water quality monitoring
- Salt identification