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Products/ Hellma Fiber-optic Probes/ Immersion Probes

Key Features:

Fiber-optic interfaces with SMA connectors
• Light guides with large 600µm monofiber
• High-pressure & high-temperature versions
• High throughput
• High resistivity against most solvents
• Matched to tec5 Spectrometer Systems

 

General Introduction Immersion Probes

Overview Immersion Probes
Hellma Fiber-optic Interfaces


Products:  

Standard Immersion Probe - 661.000
• 1, 2, 5, 10,.20mm optical gap
• wide spectral range of head (200- 2500nm, depending on fiber material)
• high efficiency of typ. 40%
• 6 bar, 150°C
• barrel diameter 20mm
• stainless steel barrel and quartz head, Kalrez seal
UV-VIS or VIS-NIR light guides*
• light guides changable*

Product Information Standard Immersion Probe

Mini Immersion Probe - 661.112
• 2, 5, or 10mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• high efficiency of up to 35%
• 6 bar and 150°C
• barrell diameter 1/2"
integr. UV-VIS or VIS-NIR light guides*

Product Information Mini Immersion Probe

Mini Immersion Probe with Removable Tip - 661.122
• 2, 5, or 10mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• high efficiency of up to 35%
• 6 bar and 150°C
• barrel diameter 1/2"
integr. UV-VIS or VIS-NIR light guides*

Product Information Mini Immersion Probe with removable tip

Ultra-mini Immersion Probe - 661.602/622
• 2, 5, 10, or 20*mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• high efficiency of up to 35%
• 6 bar and 150°C
• barrel diameter 1/4" respect. 6*mm
integr. UV-VIS or VIS-NIR light guides*
• *removable tip version

Product Information Ultra-mini Immersion Probe

Immersion Probe for Small Volumes - 661.610/1-UV
• 1...20mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• high efficiency of up to 50%
• 6 bar and 150°C
• barrel diameter 3.2 or 4mm
integr. UV-VIS light guides, NIR on demand*

Product Information Immersion Probe for small volumes

All-Quartz Immersion Probe - 661.302
• 1...50mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• high efficiency of up to 40%
• barrel diameter 18mm
integr. UV-VIS or VIS-NIR light guides*

Product Information All-quartz Immersion Probe

Process Probe - 661.760 Series
• 1/2/5/10/20mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• quartz head
• up to 35 bar and 300°C
• barrel material: stainless steel or Hastelloy, with or without flange
• 2x SMA ports for UV-VIS or VIS-NIR light guides*, light guides changable
verison with HALAR coating for extreme agressive media

Product Information Process Probe

Process Probe - 661.770 Series
• 1/2/5/10/20mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• quartz head
• up to 100 bar and 300°C
• barrel material: stainless steel or Hastelloy, with our without flange
• 2x SMA ports for UV-VIS or VIS-NIR light guides*, light guides changable

Product Information Process Probe for High Preesure

Process Probe - 661.780 Series
• 1/2/5/10/20mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• sapphire head
• up to 35 bar and 300°C
• barrel material: stainless steel or Hastelloy, with our without flange
• 2x SMA ports for UV-VIS or VIS-NIR light guides*, light guides changable

Product Information Process Probewith Sapphire Optics

ATR Probes - 661.812/820
• 3 bounces
• wide spectral range (200- 2500nm, depending on fiber material)
• sapphire head
• high efficiency of typ. 25%
• up to 15bar and 150°C
• barrelmaterials titanium, stainless steel or Hastelloy
integrated 2x UV-VIS light guides*

Product Information ATR Probes

Mini ATR Probes - 661.804
• 3 bounces
• wide spectral range (200- 2500nm, depending on fiber material)
• sapphire head
• high efficiency of typ. 25%
• up to 15bar and 150°C
• barrelmaterials titanium, stainless steel or Hastelloy
• diameter 1/4"
integrated 2x UV-VIS light guides*

Product Information Mini ATR Probes

Fluorescence Probe - 661.052
• 7mm chamber
• wide spectral range (240 - 1100nm)
• quartz head
• stainless steel barrel
• up to 6bar and 100°C
• diameter 20mm, length 175mm
UV-VIS light guides*, changeable

Product Information Fluorescence Probe

Immersion Probe with Vertical Slit - 661.082
• 1mm optical gap
• wide spectral range (200- 2500nm, depending on fiber material)
• high efficiency of up to 50%
UV-VIS or VIS-NIR light guide versions*, 600µm dia each

Product Information Immersion Probe with vertical slit


*Spectral Ranges, depending on used light guides:

UV-VIS fibers

250 to 1100nm

UV-VIS sol. free fibers

200 to 1100nm

NIR fibers

400 to 2300nm

 

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