Bartington Instruments Ltd.
Bartington Instruments is a world leader in the design and manufacture of high precision fluxgate……...

Charming name. Impressive capabilities. Perfect for both laboratory and OEM applications, the Hedgehog Mid-IR Laser represents DRS Daylight's latest tunable laser head.
Utilizing the established External Cavity Quantum Cascade Laser™ technology, the Hedgehog laser combines a compact size with tuning speeds exceeding 5000 cm-1/second, options for continuous wave or pulsed output, high power, TEM00 beam quality, and unparalleled spectral repeatability.
Molecular spectroscopy applications both reap the benefits of rapid, high-SNRdata acquisition. The ability to investigate various molecules, or to assess an absorption feature with extensive dynamic range, is further enhanced by wide mid-IR tuning.
The Hedgehog system delivers these benefits with its broad, fast tuning across the mid-IR spectrum, low-noise output, and high spectral and spatial beam quality. Its sealed, alignment-free design and included GUI and SDK as standard features make it easy for users to access this performance.
Choose between the Hedgehog (which tunes up to 200 cm-1), Hedgehog-UT (tunes up to 400 cm-1), and Hedgehog-LT (tunes up to 30 cm-1) standard models.
Highlights
Features and Benefits
Ultra-quiet CW: RIN as low as -140 dBc/Hz enables higher-SNR spectroscopy
High output power for high SNR* of > 1 W (peak) and > 0.5 W (average)
CW* or pulsed output (up to 3 MHz/30% duty)*
Superb TEM00beam quality and low beam pointing allow fiber coupling
Superior wavelength repeatability for higher-accuracy spectroscopy
SideKick™controller, GUI, and SDK standard with all systems
Tune up to 400 cm-1at speeds up to 5000 cm-1/s
Proprietary HFQD™circuitry protects your chips
Wavelength Availability: 3-13 µm
Applications
Standoff detection
Atmospheric research
Process control
TIC, VOC, GHG chemical and biological agent detection
Nanoscale imaging and spectroscopy
Biomedical diagnostics
Combustion diagnostics
Protein analysis
Photoacoustic spectroscopy
Imaging
Product Specifications
Source:Daylight Solutions Inc
| . | . |
|---|---|
| Center Wavelength Availability | < 4 μm > 13 μm |
| Modes of Operation | Pulsed or CW2 |
| Tuning Modes | Set λ, Step & Measure, Continuous Scans |
| Max. Tuning Speed (Step) | 250 ms step-and-settle time to arbitrary λ |
| Max. Tuning Speed (Scan) | Slew rates to > 5,000 cm-1/s |
| Wavelength Accuracy | ≤ 1 cm-1 |
| Wavelength Repeatability | To ≤ 0.1 cm-1 [5] |
| Average Power Stability | < 2% (1 hr) |
| Spatial Mode | TEM00(nominal) |
| Beam Divergence | < 4 mrad (full angle, 1/e2intensity width) |
| Beam Pointing Stability | < 1 mrad (beam centroid change) |
| Spot Size | < 2.5 mm (1/e2intensity radius) |
| Polarization | Linear, vertical, > 100:1 |
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