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4.6μm Low-Power benchtop DFB-QCL Mid-Infrared Quantum Cascade Laser 20mW (Benchtop Light Source)
QCL4660-4.6um low-power desktop DFB-QCL mid-infrared quantum cascade laser is a domestically leading ultra-low power QCL-DFB laser developed by Idealphotonics in the first half of 2018. It has a tunable range of over 100nm and an output power greater than 20mW, meeting the industrial needs of customers for gas sensing and other tests. Our laser features stable collimated output power and high temperature-wavelength stability, several orders of magnitude more stable than traditional high-power quantum cascade lasers. It provides excellent test light sources for our mid-infrared testing customers.
Product features:Low power consumption, high power、 Narrow linewidth、 Compact structure、 Software intelligent control、 Built-in FPGA
Part Number:--
Application area:TDLAS CO high-precision trace analysis、 Mid-infrared test light source、 Mid-infrared device analysis
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Parameters
Technical Specifications | Unit | Technical Specification | ||
Min. | Typ. | Max. | ||
Product Model | QCL4600 | |||
Output Power | mW | 20 | - | 40 |
Peak Operating Wavelength | um | 4.5 | 4.6 | 4.7 |
Spectral Width (FWHM) | MHZ | - | 3 | - |
Side Mode Suppression Ratio (SMSR) | dB | 20 | - | - |
Output Isolation | dB | - | 30 | - |
Wavelength Temperature Coefficient | nm/℃ | 0.6 | ||
Wavelength Current Coefficient | nm/mA | 0.2 | ||
Output Power Stability (15 mins) | % | - | ±0.5 | ±1.0 |
Output Power Stability (8h) | % | - | ±1.0 | ±2.0 |
Output Power Adjustable Range | % | 0 | - | 100 |
Power Adjustment Mode | Software Control | |||
TEC Stability | ℃ | - | ±0.1 | ±0.2 |
TEC Operating Range | ℃ | 0 | 30 | 50 |
Operating Voltage | VAC | 100 | 220 | 240 |
Power Consumption | W | - | - | 2 |
Operating Temperature | ℃ | 0 | - | 55 |
Storage Temperature | ℃ | -20 | - | 65 |
Dimensions | mm | 290(L)×108(W)×68(H)mm | ||
Technical Specifications Explanation::
1.Output Power Selectable
2.Peak Operating Wavelength Selectable
3.Output Power Stability: Stability testing is conducted at 25°C with a 30-minute warm-up after powering on.
4.Maximum Power Consumption: Refers to the total power consumption under extreme operating conditions.

QCL laser characteristic curve (4.6um typical wavelength as an example) output power characteristic curve

Laser spectrum (continuous) of the laser operating at 10℃.

Absorption spectrum simulation curve:

Quantum cascade laser output beam spot


Test Camera Pixel size = 5 μm, Gaussian fit spot diameter = 320 μm
Control software

2F Signal Acquisition Interface

QCL laser power stability test curve

Ordering Info
MIR-QCL- W□□□□ -☆-△-XX
W□□□□:Wavelength
4600: 4600nm
5260: 5260nm
7400: 7400nm
10530: 10530nm
☆ :Collimated output
1: With
0: Without
△:Laser type
FP: QCL-FP
DFB: QCL-DFB
XX: Output power
001=1mw
010=10mw
020=20mw
100=100mw
1000=1000mw
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