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4.257μm Low Power Benchtop ICL-DFB Tunable Continuous Wave Laser (Benchtop Light Source)
This is a tunable continuous-wave laser developed by IdealPhotonics. It features a narrow linewidth, high power, and low power consumption, making it ideal for gas sensing applications, particularly for testing hydrocarbons and other related gases. Additionally, the benchtop ICL-DFB laser module integrates a driver and temperature control module, and it can be tuned via software to control the laser's temperature and operating current. This ensures stable operation of the laser and maintains the accuracy of the measurement values. The module also includes an FPGA, which facilitates the processing of gas concentration measurements
Product features:Continuous wave、 Single-mode spectrum、 Tunable light source、 Low power consumption、 High-quality beam、 Narrow linewidth、 Software intelligent control、 Compact structure and size
Part Number:MP-ICL-4257-DFB-5-B
Application area:TDLAS gas measurement system setup、 Mid-infrared system light source、 Mid-infrared device analysis
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Operating Wavelength Output Power
4.257um 5mW
Parameters
Parameters | Unit | Technical Specs | ||
Min. | Typ. | Max. | ||
Laser Output Power | mW | 0.5 | 5 | 8 |
Peak Operating Wavelength | nm | 4.257 | ||
Spectral Width (FWHM) | MHz | 3 | ||
Output Side Mode Suppression Ratio (SMSR) | dB | 20 | 30 | |
Wavelength Tuning Range | nm | 6 | 10 | 25 |
Wavelength Temperature Coefficient | nm/℃ | 0.32 | ||
Wavelength Current Coefficient | nm/mA | 0.06 | ||
Output Power Stability (8h) | % | ±1 | ±4 | |
Output Power Adjustment Range | % | 0 | 100 | |
Operating Current | mA | 40 | 80 | 140 |
Threshold Current | mA | 25 | 40 | 80 |
Operating Voltage | V | 7 | 9 | 12 |
Chip Operating Temperature | ℃ | -20 | 10 | 40 |
Storage Temperature | ℃ | 15 | 20 | 65 |
Dimensions | mm | 340(L)×240(W)×100(H) | ||
System Setup Diagram

Spectral Diagram (15°C, 90mA)

Power Curve (15°C)

Power Stability (15°C, 90mA)

Wavelength Stability (10°C, 90mA)

Wavelength Tuning Curve

Control Software

Ordering Info
MP-ICL-4257-DFB-5-B
Central Wavelength:
4257:4.527um
Bandwidth:
3:3MHz
Output power:
05:5mW
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