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Features
- High coupling efficiency
- Interchangeable front focusing lens
- Fiber tail withstands tensile force above 50 N; durable and resistant to damage
- Maximum operating temperature up to 80°C
- Good repeatability of insertion and extraction
- High batch consistency
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Dimensional drawing

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Specifications
1. Standard
| Model | Excitation Wavelength (nm) | Spectral Range (cm-1) |
| RPB-633-1.5-FS | 633 | 150-4500 |
| Main Parameters | |
| Probe body size | 102mm×30mm×13mm |
| Front probe rod length | 45 mm |
| Fiber length (combiner section) | 115cm±2cm |
| Fiber length (splitter section) | 30cm±2cm |
| Laser interface | FC/PC |
| Spectrometer interface | SMA905 |
| Probe working distance | 7.5mm±1mm |
| Fiber core diameter | 105 µm (excitation), 200 µm (collection) |
| Combiner armoring | 8.5 mm plastic-coated double-clamped metal tube, 50N tension resistance |
| Operating temperature | Probe body: -20℃~80℃ |
| Operating humidity | 5%-80% |
Note: Above specifications are standard configurations. Customized versions are available upon request.
2. Custom (non-standard) probe options
RPB series Raman probes can be customized with three additional appearance/structural options:
| Specification | Standard electrical-trigger probe | 90-degree right-angle probe | Probe without fiber |
| Model | RPB-633-1.5T-XX | RPB-633-1.5L-XX | RPB-633-N-XX |
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| Laser interface | FC/PC (customizable) | ||
| Spectrometer interface | SMA905 (customizable) | ||
| Working distance | 7.5mm (customizable) | ||
Model naming guide:
|
Raman probe (RPB) Fluorescence probe (FPB) |
+ |
Laser wavelength |
+ |
(+L means right angle probe) (+T means setting the trigger mode) |
+ |
(FC/PC, SMA905…) |
For example: RPB-633-1.5L-FS
RPB: Raman probe
633: Laser wavelength
1.5: Fiber length (1.5m)
L: Right-angle surface probe
F: FC (laser connector)
S: SMA905 (spectrometer connector)
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Applications
- Rapid food-safety screening
- Material inspection
- Illicit drug detection
- Biomedical analysis
- Chemical process monitoring
- Gemstone identification
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Raman Spectrum
633 Raman Probe – Absolute Ethanol
Test Equipment:
Laser: FC-633-100-MM
Spectrometer: XS11639
Probe: RPB-633-1.5-FS
Spectrometer: XS11639
Probe: RPB-633-1.5-FS
Test Parameters:
Laser Power: 30 mWIntegration Time: 1 s
Sample: Absolute Ethanol

633 Raman Probe – Acetonitrile
Test Equipment:
Laser: FC-633-100-MMSpectrometer: XS11639
Probe: RPB-633-1.5-FS
Test Parameters:
Laser Power: 30 mWIntegration Time: 1 s
Sample: Acetonitrile

633 Raman Probe – Cyclohexane
Test Equipment:
Laser: FC-633-100-MMSpectrometer: XS11639
Probe: RPB-633-1.5-FS
Test Parameters:
Laser Power: 30 mWIntegration Time: 500 ms
Sample: Cyclohexane

633 Raman Probe – Acetaminophen
Test Equipment:
Laser: FC-633-100-MMSpectrometer: XS11639
Probe: RPB-633-1.5-FS
Test Parameters:
Laser Power: 30 mWIntegration Time: 5 s
Sample: Acetaminophen

633 Raman Probe – Silicon
Test Equipment:
Laser: FC-633-100-MMSpectrometer: XS11639
Probe: RPB-633-1.5-FS
Test Parameters:
Laser Power: 30 mWIntegration Time: 10 s
Sample: Si (Silicon)






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