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Conical Diamond ATR Prisms for Process Spectroscopy

Precision Diamond Optics for Process Spectroscopy

Dutch Diamond Group develops and manufactures conical ATR prisms from carefully selected monocrystalline diamond.The conical geometry provides a durable optical interface for in situ spectroscopy and continuous process monitoring. It can be integrated directly into probes, sensors and customer specific analytical instruments.

Diamond combines broad optical transmission with exceptional hardness, chemical resistance, thermal conductivity and dimensional stability. These properties make conical diamond ATR prisms particularly suitable for measurements in demanding industrial and scientific environments.

Designed for In Situ Measurement

In conventional laboratory analysis, a sample is taken from the process and examined separately. A conical diamond ATR prism can enable measurements directly within the process environment. When the diamond surface is brought into contact with a liquid, paste, powder or other process material, the optical system can collect information about its composition and condition. This supports continuous monitoring without repeatedly removing samples for laboratory analysis.

Depending on the optical configuration, conical diamond prisms can be used across the UV, visible, near infrared and mid infrared spectral ranges.

Why Monocrystalline Diamond?

  • Broad Optical Transmission
  • Exceptional Wear Resistance
  • High Chemical Resistance
  • Excellent Thermal Conductivity
  • Smooth and Durable Contact Surface
  • Suitable for Aggressive Process Materials
  • High Dimensional Stability
  • Long Operational Lifetime
  • Suitable for Cleaning and Repeated Use

Typical Applications

  • Chemical Process Monitoring
  • Petrochemical Analysis
  • Biopharmaceutical Production
  • Food and Beverage Processing
  • Pharmaceutical Process Control
  • In Situ IR Spectroscopy
  • FTIR Process Monitoring
  • UV VIS Spectroscopy
  • Near Infrared Spectroscopy
  • Quality Control and Material Identification
  • Research and Development
  • Customer Specific OEM Instruments

Customer Specific Design

Each conical diamond ATR prism can be developed according to the optical, mechanical and process requirements of the application.

  • Customisation options include:
  • Cone Angle and Geometry
  • Overall Dimensions
  • Optical Surface Quality
  • Contact Surface Geometry
  • Diamond Grade and Crystal Orientation
  • Required Spectral Range
  • Mounting Interface
  • Holder Material
  • Sealing Method
  • Operating Temperature and Pressure

Free Standing and Mounted Components

Conical diamond prisms can be supplied as free standing components or as complete mounted assemblies. Dutch Diamond Group supports customers with material selection, optical geometry, mounting, sealing and final inspection. Holders and interfaces can be developed for direct integration into probes, sensors and OEM analytical instruments. The appropriate mounting method and holder material are selected according to the required optical performance, operating conditions and chemical environment.

From Prototype to OEM Production

We work closely with equipment manufacturers, research institutes and process technology specialists. Our engineering team can support the complete development process, from initial concept and prototype to testing, final inspection and recurring production.

For further information or specific questions about our diamond ATR prisms contact Loek, our R&D Engineer.

He will be happy to assist you.

Loek van den Boom

Loek van den Boom

Development engineer loekvandenboom@dd-technologies.com +31 485 321060 ext. 3