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Comment this PageCW THz Laser
US Patent 5,867,512 | US Patent 6,297,066 | US Patent 6,869,483 | US Patents pendingDescription:
A diode laser pumped frequency converted laser system is offered for CW THz Generation via Frequency Mixing. The Frequency Mixing Crystal is pumped via two superimposed tunable diode lasers. The covered THz frequency regime ranges from DC to several THz.
Schematic Layout
Excellent tuning behavior
Excellent tuning behavior
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coarse and fine tuning modes of the master lasers
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fine tuning via piezo actuator with a resolution better than 10MHz
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manual coarse tuning up to 20THz
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large mode-hop free tuning range of up to 100GHz and more
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linewidth < 300kHz
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excellent side mode suppression > 50dB and >35dB after amplifier
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THz system based on tunable Littman / Metcalf master lasers with free beam optics
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THz system based on tunable DFB master lasers with free beam optics
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THz system based on fiber coupled tunable DFB master lasers
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THz system based on Butterfly packaged, fiber coupled tunable DFB master lasers
- THz software package
- Automated wavelength tuning
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remote control via GPIB, RS232 and USB
- Molecule spectroscopy
- Security screening
- Medical or biological imaging
- Nondestructive material control
Technical Documents
- Technical Note – No. 17CW THz - Principles of Generaton
Publications
- High-frequency tuning of high-powered DFB MOPA system with diffraction limited power up to 1.5W (PW2006)Joachim Sacher, Richard Knispel, Sandra Stry, Photonics West 2006
- Portable THz Laser SourceJ. Sacher, S. Stry, PhAST Innovation Awards Program, Long Beach, CA 2006
- Widely tunable ultra stable 1W two color THz laser sourceSandra Stry and Joachim R. Sacher, Photonics West 2007
