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Virsa™ Raman analyser

Virsa™ Raman analyser
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Virsa™ Raman analyser

Product catalog summary
Overview
The Virsa™ Raman analyser is a versatile, transportable Raman spectroscopy system designed for both micro and macro analyses. It is equipped with fibre-optic-coupled probes, allowing for the analysis of samples in their native environment, including large or immovable samples.

Specifications
The system supports multiple laser wavelengths (532 nm, 660 nm, and 785 nm) and offers high spectral resolution and sensitivity. It features a high-precision motorised grating for extended scanning and is controlled by Renishaw’s optical encoders.

Probes and Flexibility
The Virsa analyser supports various probes, including those for bulk, microscopic, and immersion analyses. Probes can be stacked to share a common objective lens, allowing automated switching between wavelengths to avoid fluorescence interference.

Technological Features
The system includes LiveTrack™ technology for maintaining focus on uneven surfaces and WiRE™ software for data acquisition and analysis. The SB200 stage base allows precise positioning and automated mapping of samples.

Applications
The Virsa analyser is suitable for diverse applications, including monitoring reactions, phase changes, and production processes. It is particularly effective in environments where samples are moving or have complex surfaces.

Technical Highlights
- Excitation wavelengths: 532 nm, 660 nm, 785 nm
- Laser power: 50 mW (532 nm, 660 nm), 120 mW (785 nm)
- Spectral range: 50 cm-1 to 4000 cm-1
- Spectral resolution: < 2.5 cm-1
- Dimensions: H 178 mm × W 436 mm × D 541 mm
- Mass: 15.3 kg (single laser), 17.5 kg (dual laser)

Conclusion
Renishaw’s Virsa Raman analyser offers high performance and flexibility for in-field and laboratory applications, supported by robust software and hardware features. It is ideal for researchers needing precise and reliable Raman spectroscopy capabilities.
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Catalog excerpts

Virsa™ Raman analyser-1

. RAMAN PROBE Raman anatyser

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Virsa™ Raman analyser-2

The Virsa™ Raman analyser is a transportable Raman system with fibre-optic-coupled probes. It is suitable for both micro and macro Raman analyses. The Virsa system enables you to analyse samples in their native environment. You can measure large or immovable samples that you cannot place under a microscope, or those contained within vessels. The Virsa Raman analyser provides laboratory-grade performance, high sensitivity, and excellent spectral and spatial resolution, making it ideal for studying challenging samples. It acts as a perfect bridge between research/ laboratory Raman measurements...

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Virsa™ Raman analyser-3

Raman spectroscopy is a well-established technique for characterising materials. Most Raman systems are optimised for either making macroscopic (bulk) measurements on homogeneous samples, or microscopic measurements on smaller samples. Looking at complex larger objects with microscopic resolution and high sensitivity is a particular challenge. The Virsa analyser supports both bulk and microscopic measurements. Using specially designed microscope-resolution fibre-optic probes you can see fine chemical detail and analyse heterogeneous samples that would be impossible to analyse with a bulk sampling...

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Virsa™ Raman analyser-4

Unlock the potential of Raman spectroscopy The Virsa Raman analyser has a high precision motorised grating that allows it to conduct extended scanning, enabling high spectral resolution measurements to be conducted over the whole spectral range. It is controlled and calibrated using Renishaw’s market leading optical encoders and is ideal for measurements requiring large spectral ranges, such as photoluminescent samples or organic compounds. The Virsa Raman analyser doesn’t limit you by having a single fixed fibre-optic probe. It supports a whole range of different probes, and you can have multiple...

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Virsa™ Raman analyser-5

Many additional probes can be used with the Virsa Raman analyser, such as immersion probes for analysing liquids, high-temperature high-pressure probes for monitoring reaction processes, and biological probes for analysing biological systems and, potentially, in vivo or clinical use.

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LiveTrack technology The Virsa Raman analyser is available with Renishaw’s LiveTrack focus tracking technology which automatically keeps probes in focus, enabling you to analyse large, uneven, or moving samples. Analysis of coating coverage and uniformity on a turbine blade. Precision analysis at your fingertips The SB200 stage base is a computer-controlled high-precision three-axis stage for positioning the Raman probe relative to the sample. It allows you to position the point of analysis to micrometre precision and enables automated Raman mapping of samples, so you can analyse heterogeneous...

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Virsa™ Raman analyser-7

Monitoring reactions The Monitor™ software module performs complex spectral analysis, giving simple readouts of concentrations and trends during processes and experiments. You can easily monitor changes and reactions in real time and pass them to third party applications. Powerful WiRE™ software Renishaw’s Windows®-based Raman Environment (WiRE™) software controls the acquisition of Raman data and gives you comprehensive data processing and analysis options. Improve efficiency by using the WiRE software to queue multiple measurements. It is easy to take a series of spectra where you change exposure...

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Virsa™ Raman analyser-8

Analyse diverse samples The Virsa analyser can be applied to a diverse range of sample types and application areas. Reactions and phase changes The Virsa analyser is ideal for studying active experiments and processes. It has a wide range of probes for use with reaction chambers and heating/ cooling stages. You can track phase changes and reactions in real time with the Monitor software module. Virsa™ Raman analyser LiveTrack technology ensures the Virsa analyser’s probe is at the optimum focus, even if the sample is swelling or contracting during phase changes. For example, you can measure the...

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Virsa™ Raman analyser-9

Production processes Many advanced materials, such as graphene, are produced using roll-to-roll methods. In graphene’s case, Raman spectroscopy is an ideal tool for analysis. However, it is challenging to monitor production because of the underlying copper foil substrate. Raman probes need high-numerical-aperture lenses to efficiently collect the weak signals but, to be efficient, they need to be accurately focused on the moving copper foil. This is difficult because the foil is not flat, and the environment is not vibration free. The Virsa analyser overcomes these problems because its probes...

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Virsa™ Raman analyser-10

Technical highlights: Virsa analyser Excitation wavelengths 10 Virsa™ Raman analyser

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When performance really matters, choose Renishaw We launched our first Raman spectroscopy product in 1992, and have been continuously developing Raman instrumentation ever since. Decades of experience ensure that our products can be trusted to deliver the results you need. Our Raman systems are built with parts manufactured in-house. These are put through extensive and rigorous testing to ensure they are highly stable and reliable. To find out more about the Virsa analyser, please contact your local representative or visit www.renishaw.com/virsa Technical highlights: Fibre-optic probe (VRP21C...

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Applying innovation since 1973 Renishaw is one of the world’s leading engineering and scientific technology companies, with expertise in precision measurement and healthcare. Our worldwide network of subsidiary companies and distributors provides dedicated global customer support, wherever you are. Our principal markets include: Heavy industry Precision manufacturing #renishawraman [email protected] © 2025 Renishaw plc. All rights reserved. RENISHAW® and the probe symbol are registered trade marks of Renishaw plc. Renishaw product names, designations and the mark ‘apply innovation’ are trade...

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