Specifications
| Domestic Pricing (single unit) |
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| Excitation Source |
- 785 nm Frequency-Stabilized, Narrow-Linewidth Laser.
- 300 mW laser power (adjustable) standard.
- Higher power levels available - up to 1,500mW
- Line width ~ 1.0cm-1.
- Wavelength accuracy ± 0.2nm.
- Wavelength repeatability (on/off) -< 0.15 cm-1 .
- Wavelength stability -< 0.3 cm-1drift per week.
- Laser lifetime -1 year warrenty (4 to 5 year projected lifetime).
- Patented design - Pat. No. 6,100,975.
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| Raman Fiber-Optic Probe |
- Inphotonics Raman Probe-standard ( Other probes available, i.e.Axiom).
- 200µm diameter excitation fiber, 400µm collection fiber.
- Focal length - 5mm standard, 3 meter fiber-optic cable.
- Rayleigh filtering built into probe tip (>8 O.D.).
- System can accommodate most any Raman probe configuration.
- Lowest Raman shift that can be measured ~225cm-1 .
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| CCD Detector |
- DU401-FI (standard) Higher CCD detectors available.
- CCD chip is Front illuminated for exellent NIR-quantum efficency.
- TE cooling to ~ -59° C for low noise applications.
- Pixel size = 26 µm square adn full range area of 128 x 1024 pixels.
- Other CCD configurations available; e.g., 256 x 1024 pixels.
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| Spectograph |
- Spectograph aperature -f/2.0.
- Focal length - 135 mm.
- Patented design - Pat. No. 6,028,667.
- Diffraction grating -1200 grooves/mm, ruled standard (other grating available upon request).
- Resolution - 4 to 5 cm-1with 785 nm excitation.
- Spectral coverage with 785 nm excitation ~2100 cm-1 , with 830 nm excitation the spectral coverage is ~1900 cm-1 .
- Fiber-optic coupling bundle-to-slit adapter with 100µm fibers.
- (30 fIbers) in a linear input array (3.3 mm high) for coupling to spectograph. (For small format CCD camera).
- Temperature controlled (~32° C) for added stability.
- Image curvature at exit plane < 0.5 pixel over full height of CCD array.
- User-adjustable center wavelength via rotating grating.
- Built-in neon lamp for wave number calibration.
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| Packaging |
- Laboratory bench top (20" x 16" x 8"), weight ~ 66 lbs.
- 19" rack mount upon request. Dimentions.
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| Multiplexing |
- Up to 18 channels with fiber switcher.
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| System Software |
- Data collection with real-time chemometrics, laser frequency tracking, multi-point neon lamp absolute wavelength calibration, and throughput normalization features for chemometric model transfer capability.
- Auto calibration features available
- Interface with a DCS system, RS485, or RS232 .
- Data files can be exported into ASCII and SPC formats.
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| System Stability |
- Amplitude stability ± 0.2 % over 24 hours after 30 minutes warmup.
- Frequency stability ± 0.1 cm-1 over 24 hours after 30 minutes warmup.
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| Power Requirements |
- 110 to 240 VAC Universal input / CE marked.
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| System Warranty |
- One-year on both laser and instrument.
- Two year warranty with backup laser features.
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