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Comment this PageTunable External Cavity Quantum Cascade Laser
4.5µm .. 10µm | up to 100mW | CW operation | motor tuning | patented technologyDescription:
Motorized Littman / Metcalf Motorized Tunable Quantum Cascade External Cavity Laser, 4.5µm .. 10µm, up to 100mW, hands-off operation, fully remote controlled wavelength scans, large mode-hop free piezo tuning range, narrow linewidth,
Description:
Application:
Applications for the new laser generation include:
Quantum Cascade Lasers (QCL) are designed for spectroscopy in the MIR spectral range. Opposite to conventional diode lasers, the optical gain is generated via an interband transition of the conduction band.
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| TEC 500 Cavity Layout | TEC 520 Cavity Layout |
Wavelength
- from 4.5µm to 10µm
High optical power
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output power up to 100mW
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excellent quantum efficiency
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high fiber coupling efficiency
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large mode-hop free tuning range due to patented cavity
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fine tuning via piezo-actuator with a resolution better than 1MHz
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precise, smooth tuning via DC motor (avoding Stepper Motor caused Mode-Hops)
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use of in-house anti-reflection coated laser diodes
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linewidth < 1MHz @ 1ms
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excellent side mode suppression > 30dB
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systems with the wavelength regime of 4.5µm to 10µm are available
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further wavelength are under development
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free beam and fiber coupled versions available
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constant current and constant power operation modes (optional)
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excellent laser performance and frequency stability
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automated wavelength tuning with wavelength and power read-out
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remote control via USB, Serial Port
Application:
Applications for the new laser generation include:
- Molecular spectroscopy
- Optical process control
- Non-linear optical processes
- Optical Isolator
- High-Frequency Current Modulation
- Contact us for more Options
- US Patent 5,867,512
- US Patent 6,297,066
- US Patent 6,869,483
| More Details | Wavenumber | Tuning /cm-1 | Wavelength | Tuning /nm | |||||
|---|---|---|---|---|---|---|---|---|---|
| XQL-500-1150-100 | 1150 cm-1 | 100 cm-1 | 8.76 µm | 770 nm | |||||
 | Specifications Download:Download the complete specifications as PDFTechnical Drawings Download:Download the technical drawing as PDF | ||||||||
| XQL-500-1220-100 | 1220 cm-1 | 100 cm-1 | 8.16 µm | 670 nm | |||||
| XQL-500-1370-100 | 1370 cm-1 | 100 cm-1 | 7.29 µm | 530 nm | |||||
| XQL-500-1730-100 | 1730 cm-1 | 100 cm-1 | 5.77 µm | 340 nm | |||||
| XQL-500-2020-100 | 2020 cm-1 | 100 cm-1 | 4.95 µm | 250nm | |||||
| XQL-500-2140-100 | 2140 cm-1 | 100 cm-1 | 4,67 µm | 220 nm | |||||
| XQL-500-2220-100 | 2220 cm-1 | 100 cm-1 | 4.50 µm | 210 nm | |||||
Other wavelength are under development
(Specifications are subject to change without further notice)
Publications
- Comparison of the spectral excitation behavior of methane according to InP, GaSb, IC, and QC lasers as excitation source by sensor applicationsT. Milde, M. Hoppe, H. Tatenguem, C. Assmann, W. Schade, J. Sacher, Applied Optics 58 (10), C84, 2019
- Quantum cascade external cavity and DFB laser systems in the mid-infrared spectral range: Devices and applications (LACEA 2004)L. Hildebrandt, S. Stry, R. Knispel, J. R. Sacher, T. Beyer, M. Braun, A. Lambrecht, T. Gensty, W. Elsäßer, Ch. Mann, F. Fuchs, LACEA Conference, Anapolis, MD 2004
- Quantum cascade external cavity laser systems in the mid-infrared spectral rangeL. Hildebrandt, S. Stry, R. Knispel, J. R. Sacher, Ch. Mann, F. Fuchs, CLEO Conference, San Francisco, CA 2004
