Raman Spectrometers
Material Identification, Chemical Analysis & Research Request a QuoteDownload Instrument PDFRaman Spectrometers
Raman spectrometers provide rapid, non-destructive chemical identification and molecular characterization for research, quality control, process monitoring, and material verification applications. By measuring the unique Raman spectrum generated when laser light interacts with a sample, Raman spectroscopy enables identification of unknown materials, verification of raw ingredients, detection of contaminants, and analysis of chemical composition with little or no sample preparation.
StellarNet Raman spectrometers are designed to deliver high-performance Raman measurements in laboratory, industrial, OEM, and field environments. Available with 532nm, 785nm, and 1064nm excitation wavelengths, these systems support a wide range of applications including pharmaceutical analysis, polymer identification, material verification, microplastics research, forensic investigations, and advanced materials characterization.
Whether analyzing incoming raw materials, identifying unknown compounds, monitoring manufacturing processes, or conducting scientific research, StellarNet Raman spectroscopy solutions provide reliable spectral data through integrated spectrometers, lasers, probes, software, and complete Raman measurement systems.
Explore our Raman spectrometer solutions below to compare excitation wavelengths, system configurations, sampling options, and application-specific Raman technologies.
Raman-HR-TEC
Our most affordable spectrometers include enhanced CCD array detectors for 405, 532, 633, 785, 830 and custom Raman with advanced detector lens assembly for ultra sensitivity at long exposure times.
Handheld Raman Spectrometers
Learn about our 785nm and 1064nm Handheld Raman Spectrometers for material ID. Easy-to-use, “App Style” software interface includes libraries for chemical identification, explosives, narcotics, food additives, and much more.
Quasar Raman Spectrometers
The first spectrometer in our StellarElite high performance series. The Quasar offers high throughput f/2 optical design for Raman spectroscopy with increased photon collection over 10x! This translates into taking spectroscopic measurements 10x faster, reducing noise, and increasing detection limits astronomically.
Portable Raman Spectrometers
Our portable, rugged Raman system for “Open & Measure” Applications. Systems include a high performance Raman spectrometer, High power Laser, and vial holder.
Hyper-Nova
High performance spectroscopy measurements in a compact form factor. HYPER-Nova spectrometers use a Low Dark Current Deep-Depletion (LDC-DD) technology to provide lower background noise than is possible with traditional back- illuminated technologies. HYPER-Nova’s CCD detector is vacuum sealed and cooled to -60 °C with peak quantum efficiencies up to 95%!
Raman Spectrometers Systems
Preconfigured with the perfect Raman Laser, probe, and accessories, check out all our Raman spectrometer systems!
Raman-HR Spectrometer Range, Resolution, & TEC Options
Raman-HR Spectrometer Range, Resolution, & TEC Options
SR = Standard Range HR = High Resolution ER = Extended Range
Raman Spectrometer Model Laser Wavelength (nm) Wavelength Range (cm-1) Resolution (cm-1) Integrated 1-Stage TE Cooler TEC-X2 Option Available
Raman-HR-TEC-405 405 200-5,050 9 Yes Yes
Raman-HR-TEC-405 405 200-8,250 15 Yes Yes
Raman-HR-TEC-532 532 200-3,100 5 Yes Yes
Raman-ER-TEC-532 532 200-5,250 9 Yes Yes
Raman-HR-TEC-633 633 200-3,900 6 Yes Yes
Raman-HR-TEC-785 785 200-2,750 4 Yes Yes
Raman-SR-785 785 200-3,200 8 No No
Raman-HR-TEC-830 830 200-2,400 4 Yes Yes
Raman-HR-TEC-1064 1064 200-2,250 11 No Included
Quasar Raman Spectrometer Models
| Quasar Raman Spectrometer | Wavelength Range (cm-1) | 10x Optical Gain | Resolution (cm-1) | Detector Cooler Package ~°C Below Ambient |
|---|---|---|---|---|
| Quasar-532 | 200-4,500 | Yes | 9 | TEC-1,15°C |
| Quasar-532-TEC-X2 | 200-4,500 | Yes | 9 | TEC-X2, 30°C |
| Quasar-532-UC | 200-5,700 | Yes | 9 | UltraCool Vacuum, 80°C |
| Quasar-TEC-638 | 200-4,040 | Yes | 8 | TEC-1,15°C |
| Quasar-TEC-638 | 200-4,040 | Yes | 8 | TEC-X2, 30°C |
| Quasar-TEC-638 | 200-4,040 | Yes | 8 | TEC-X2, 30°C |
| Quasar-TEC-785 | 200-2,750 | Yes | 4 | TEC-1, 15°C |
| Quasar-TEC-785 | 200-2,750 | Yes | 4 | TEC-X2, 30°C |
| Quasar-785-UC | 200-2,500 | Yes | 4 | UltraCool Vacuum, 80°C |
| Quasar-1064 | 200-2,250 | Yes | 11 | TEC-X2, 30°C |
HYPER-Nova Raman Spectrometer Models
HYPER-Nova Raman Spectrometer Models
*Custom wavelength ranges also available
Raman Spectrometer Model Laser Wavelength (nm) Wavelength Range (cm-1) Resolution (cm-1) LDC Technology
HYPER-Nova-532 532 200-3,500 7 Yes
HYPER-Nova-785 785 200-2,750 cm-1 4 Yes
Raman-HR-TEC Spectrometer Wavelengths
Raman Spectroscopy Systems
StellarNet Raman spectroscopy systems combine high-performance Raman spectrometers, precision laser excitation sources, sampling probes, and powerful software into complete analytical solutions for material identification and chemical analysis. Designed for laboratory, industrial, and research applications, these integrated systems support pharmaceutical analysis, polymer characterization, microplastics research, quality control, and advanced materials science. Available with 532nm, 785nm, and 1064nm excitation options, StellarNet Raman systems provide flexible, non-destructive measurement capabilities for a wide range of sample types and analytical challenges.
Raman Spectroscopy Laser Options
StellarNet Raman lasers are engineered to provide stable, high-performance excitation for Raman spectroscopy applications requiring exceptional sensitivity and repeatability. Available in popular excitation wavelengths including 532nm, 785nm, and 1064nm, these precision laser sources are optimized for material identification, pharmaceutical analysis, polymer characterization, microplastics research, and advanced scientific investigations. Adjustable power settings, fiber-coupled configurations, and seamless integration with StellarNet Raman spectrometers and probes provide the flexibility needed for both laboratory and industrial Raman measurement systems.
Ramulaser™ 785nm & Ramulaser™ 1064nm
- 785/1064nm Raman Laser attaches to Raman-Probe via standard FC/APC connector
- Raman Laser line 0.2nm FWHM
- 499mWatt adjustable power
- Battery powered in Ruggedized metal case
- Miniature size just 2x4x6″
- Li-ion Battery Powered All Day
- Add Raman- Probe- 785 and spectrometer
Ramulaser-Vial-
Reduce cost with integrated probe!
- 785nm Raman Laser with direct attach 1/2″ vial holder
- Raman Laser line 0.2nm FWHM
- 499mWatt adjustable power
- Direct attach to spectrometer reduces probe cost
- Holds 1/2″ round sample vials- liquids, powders, and solids
- Miniature size just 2x4x6″
- Li-ion Battery powered in Rugged metal case
Raman Laboratory Laser
StellarElite Laser System
- Designed for use in the laboratory
- Configurable Wavelengths
- Adjustable Power
- Typically recommended for 532nm & Microscopy
Raman Microscopes, Probes, Accessories, Libraries, & Software
Raman Microscope Upgrade
Research Microscope with 4, 10, & 40x objectives providing <50um spot sizes
Modular & Compatible with 532, 785, 830, & 1064nm spectrometers and lasers
Multi-Wavelength Systems 532nm +785nm available for complete research system
Hi-Res Images via CMOS 1.3 Mpixel Camera and optical switch
Surfaced Enhanced Raman Substrates (SERS)
Flexible & Quick sample application in the form of pipetting, dipping, or swab. There is no required sample drying and detection can be made in seconds!
Excellent Shelf-life SERS provides a dependable and guaranteed level of enhancement without special storage conditions.
Low sample cost due to its unique nanostructure deposition process.
Raman Probes & Probe Holders
Many Wavelengths Available such as 532, 633, 785, & 1064nm are standard “in stock” options. Custom wavelengths are usually no problem.
Easily Connectable – Connects to Raman Laser sources and Raman spectrometer detectors.
High throughput collection – Collection optical fiber to the spectrometer is 600um core diameter providing 2-3x signal enhancement compared to typical probes.
Raman Libraries & Spectral-ID Matching Software
Forensic Raman Library – includes over 200 narcotics, explosives, and chemical precursors. more info
SpectraWiz ID – included software with save search functionality allows users to save sample spectra to a specified library, then later perform a real time search using unknown samples to look for matches. The powerful SpectraWiz-ID software has a series of processing algorithms to compensate spectral baseline offsets and minimize effects due to off-axis scattering and fluorescence.
Spectroscopy Pro-tools and many other software packages available for advanced features such as interactive multi-spectrum plots, tons of options for spectral processing and display
Compatible with many other databases using simple text files.
Easy to use with many other features built in
Choosing a Raman Spectrometer System’s Excitation Wavelength
When choosing a Raman instrument, one of the primary concerns is the wavelength of the laser that is integrated into the Raman spectrometer system. A samples Raman signature and the peak position is related to the samples unique chemical structure and is independent of the excitation wavelength, so the molecular fingerprint will be the same regardless of the excitation laser wavelength. Different laser frequencies provide specific strengths and weaknesses allowing a user to optimize the measurement of different samples by their choice of Raman laser. The three most popular Raman spectrometer wavelengths are 532nm, 785nm and 1064nm.
| 532nm | 785nm* | 1064nm | |
|---|---|---|---|
| Raman signal efficiency | High | Medium | Low |
| Fluorescence (Potential interference signal) | High | Medium | Low |
| Heat absorption from laser (Sample Breakdown) | Low | Medium | High |
Frequently Asked Questions About Raman Spectroscopy
What is a Raman spectrometer used for?
Raman spectrometers are used to identify unknown materials, verify raw ingredients, analyze chemical composition, detect contaminants, and characterize pharmaceuticals, polymers, chemicals, minerals, and advanced materials. Raman spectroscopy provides rapid, non-destructive analysis with little or no sample preparation.
Can Raman spectroscopy identify unknown materials?
Yes. Raman spectroscopy is widely used for material identification because every compound produces a unique molecular fingerprint. Raman spectrometers can identify chemicals, pharmaceuticals, polymers, minerals, pigments, and many other materials by comparing measured spectra to reference libraries.
What industries use Raman spectrometers?
Raman spectrometers are used in pharmaceutical manufacturing, biotechnology, chemical processing, polymers and plastics, forensics, academic research, environmental analysis, semiconductor development, and industrial quality control applications.
Can Raman spectroscopy be used for pharmaceutical analysis?
Yes. Raman spectroscopy is commonly used for raw material identification, counterfeit drug detection, blend uniformity analysis, formulation development, and quality control in pharmaceutical and nutraceutical manufacturing.
Can Raman spectrometers identify plastics and polymers?
Yes. Raman spectroscopy is an effective tool for polymer identification, plastic sorting, recycled material verification, additive analysis, and materials research. Raman measurements can distinguish many common polymer types and formulations.
What is the difference between Raman spectroscopy and NIR spectroscopy?
Raman spectroscopy measures molecular vibrations using scattered laser light, while NIR spectroscopy measures absorption in the near-infrared region. Raman spectroscopy is often preferred for chemical identification and molecular characterization, while NIR spectroscopy is frequently used for quantitative measurements such as moisture, protein, fat, and composition analysis.
What Raman laser wavelength should I choose?
The optimal Raman excitation wavelength depends on the sample being analyzed. 532nm Raman systems often provide strong signal intensity, 785nm Raman systems offer a balance between signal and fluorescence suppression, and 1064nm Raman systems are commonly selected for highly fluorescent samples such as pharmaceuticals, biological materials, and colored compounds.
Can Raman spectroscopy analyze liquids, powders, and solids?
Yes. Raman spectrometers can analyze liquids, powders, tablets, gels, polymers, fibers, solids, and many other sample types. Fiber-optic Raman probes also allow remote measurements in process and laboratory environments.
Can Raman spectroscopy detect contaminants and impurities?
Yes. Raman spectroscopy is frequently used to identify contaminants, verify incoming materials, detect foreign particles, and investigate product quality issues. The technique provides rapid chemical identification without damaging the sample.
Can Raman spectroscopy be used for microplastics analysis?
Yes. Raman spectroscopy is one of the leading techniques for microplastics identification and characterization. Raman systems can identify polymer types and help researchers analyze microplastic contamination in environmental, water, food, and industrial samples.
What is included in a Raman spectroscopy system?
A complete Raman spectroscopy system typically includes a Raman spectrometer, laser excitation source, Raman probe, sampling optics, spectroscopy software, and optional accessories designed for laboratory, industrial, or field applications.
How does Raman spectroscopy support quality control?
Raman spectroscopy helps manufacturers verify raw materials, confirm product identity, monitor manufacturing processes, detect contamination, and ensure product consistency. Rapid, non-destructive measurements enable faster quality control decisions and improved process efficiency.
How do I convert Raman wavenumber shift (cm-1) to nanometers (nm)?
Try using our Raman wavenumber shift to nanometer converter. Enter in your laser frequency, wavelength range, and press the conversion buttons!
How should I cite a StellarNet spectrometer in my research?
Check out our guide on citing instrumentation in your research: https://www.stellarnet.us/how-to-cite-a-spectrometer/
Why customers choose StellarNet:
- Engineer-owned and operated
- Compact no-moving-part optical designs
- Portable and OEM-ready architectures
- UV, VIS, NIR, and Raman wavelength coverage
- Cross-platform spectroscopy software
- Rapid customization capabilities
- Fiber optic modular flexibility
- Application-focused analytical solutions
- US-based engineering and support
Raman Demo Video: Learn when Raman spectroscopy provides advantages over NIR methods
Find the Right Raman Spectrometer for Your Application
Whether you are performing moisture analysis, material identification, ingredient verification, quality control, or process monitoring, StellarNet offers Raman spectrometers engineered for laboratory, industrial, OEM, and field-based applications. Compare our Raman solutions to find the ideal wavelength range, performance, and configuration for your analytical requirements.
Search our Raman Knowledge Base
Popular Topics Include :
Chemistry • Spectroscopy • Raman • Fluorescence • NIR
Raman Spectrometer Learning Center
Check out all of our Raman spectrometer manuals, technical specification, drawings, communication protocols, SDK info and much more.
Raman Spectrometer Customer Applications
Raman Spectrometer Applications- Sample Spectra
Raman Spectroscopy with a 785nm Raman Spectrometer and laser is our most popular option. Choose the Ramulaser-785, Raman-HR-TEC (or new Raman-HR-TEC-X2 upgrade), Raman-probe-785nm, Raman probe holder, and 785nm Laser Safety Goggles.
Pharmaceutical Match Test- Raman-HR-TEC 785nm Raman spectra of Tylenol (Acetaminophen/Paracetamol) displaying Library search hit of Tylenol as #1 and Excedrin (containing Acetaminophen/Paracetamol) as #2.
Raw Material ID of Maltol–
The Raman-HR-TEC Spectrometer is used to capture the Raman spectrum of a powdered Maltol sample in a 1/2″ vial using the Ramulaser-785 & Raman-Probe-785. StellarNet’s free SpectraWiz software performs a Library search displaying Maltol as the #1 hit. Maltol is a naturally occuring organic compound primarily used as a sweetener and a flavor enhancer.
Raman Spectra of Minerals – Fluorite
Raman spectroscopy is being used more and more in the analysis of rocks and minerals. Raman is very sensitive to end-member functional groups like -OH and -CO2 and is well suited for silicate and carbonate minerals. Raman can identify minerals that NIR or other techniques may be blind to and can even identify different forms of carbon.
Raman of Polyatomic Inorganic Anions–
Sodium dihydrogen phosphate (NaH2PO4) and Disodium hydrogen phosphate (Na2HPO4) can be dissolved in water and distinguished by 785nm Raman spectroscopy.
532nm Raman Sample Spectra
Choose the Laboratory Laser 532, Raman-HR-TEC (or new Raman-HR-TEC-X2 upgrade), Raman-probe-532nm, Raman probe holder, and 532nm Laser Safety Goggles.
532nm Raman Spectra of Acetic Acid using StellarNet Raman-HR-TEC (configured for 532nm lasers), Raman-Probe-532, and the Lab-LS-532. Additionally, probe holder and laser safety goggles are required with every system.
532nm Raman Spectra of Graphene & Graphite samples using StellarNet Raman-HR-TEC-X2 (configured for 532nm lasers), Raman-Probe-532, and the Lab-LS-532. Additionally, probe holder and laser safety goggles are required with every system.
1064nm Raman System Spectra
Raman Spectroscopy with a 1064nm Raman spectrometer and laser is a popular system for reducing sample fluorescence. Choose the Ramulaser-1064nm, Raman-HR-TEC-IG, Raman-probe-1064nm, Raman probe holder, and 1064nm Laser Safety Goggles.
Raman of Impurities in Lubricants
1064nm Raman spectra of pure lubricant, lubricant with impurity, and impurity with identifiable Raman peaks showing feasibility of qualitative & quantitative analysis of impurity.
1064nm Raman of Rum w/Methanol Impurity-
Raman spectra of Rum with methanol spike using the Raman- Probe-1064, Ramulaser-1064, and Raman-SR-TEC-IG spectrometer. The probe is held directly up to the side of the Rum bottle. Comparison with pure methanol shows similar peaks and means for detection.
1064nm Raman Spectrum of Aleve gelcap
Modular & Rugged for your Lab-
Ask us about our .edu Raman packages. Add a microscope for low cost Raman Microscopy or use our affordable SERS strips for signal enhancement.
Raman Systems Options and Pricing
Popular Raman Spectrometers-visit individual 405, 532, 633, 785, 830, 1064nm pages for more info
Raman-HR-TEC-532 
Raman Extended Range + High Resolution for 200-5250 cm-1 @ 532nm with 9 cm-1 resolution plus additional Thermo Electric Cooler (TEC) for increased S/N with detector integration times > 3 seconds. 1-stage TEC maintains -15 degrees and reduces noise by 50%. $6,300.00
Raman-HR-TEC-785 
Raman High Resolution for 200-2750 cm-1 @ 785nm with 4 cm-1 resolution plus additional Thermo Electric Cooler (TEC) for increased S/N with detector integration times > 3 seconds. 1-stage TEC maintains -15 degrees and reduces noise by 50%. $6,300.00
Raman-HR-TEC-X2-532/785 "
High Resolution configuration for 200-2750 cm-1 @ 785nm with 4 cm-1 resolution. Spectrometer includes high sensitivty detector lens assembly, 16-bit low noise electronics, high resolution slit, and 2-Stage Thermoelectric detector cooler. The 2-Stage eXtreme TEC maintains a constant -30 degrees below ambient temperature and increases signal to noise by reducing noise effects by over 80% at long exposures (<3000ms). TEC includes a sealed and isolated detector enclosure with specialized heat sink and air flow design for added stability and cool operation $9,250.00
Raman-HR-TEC-1064
Raman High Resolution for 200-2250cm-1 @ 1064nm with 11 cm-1 resolution via PDA with TEC cooled 1024 pixel InGaAs photodiode array. Minimize fluorescence via 1064nm laser! $25,865.00
HYPER-Nova- 532\785
High performance 532 or 785nm Raman Spectrometer with low noise, front-illuminated CCD cooled to -60 deg C. Various wavelength options available. Comes with Spectroscopy Pro-Tools spectral acquisition software. $28,875.00
HYPER-Nova-BIDD 532\785
High performance 532 or 785nm Raman Spectrometer with low noise, back-illuminated and deep-depleted CCD cooled to -60 deg C. Various wavelength options available. Comes with Spectroscopy Pro-Tools spectral acquisition software $34,125.00
Popular Raman Lasers -visit individual laser pages for more info
RamuLaser-785
Portable Raman Laser for 785nm with 350/499mW adjustable output and FC/APC attachment for standard Raman probe. Includes integrated LI battery with charger for 8 hour operation. $6,825.00
RamuLaser-1064
Portable Raman Laser for 1064nm with 350/499mW adjustable output and FC/APC attachment for standard Raman probe. Includes integrated LI battery with charger for 8 hour operation. $6,825.00
StellarElite-785/532 Laboratory 785nm Raman Laser Source with adjustable 350mW output power (optional 500mW). 532nm model with 100mW also available! $9,450.00
Ramulaser-Vial Portable Raman laser vial for 785nm, 500mW adjustable output power, 0.2nm FWHM laser with integrated collection optics for direct attach to spectrometer NEW! Reduces system cost and portability $8,400.00
Raman Accessories & Upgrades Pricing
All data and statements contained herein are subject to change in accordance with StellarNet’s policy of continual product improvement. Please contact us about availability of additional laser frequencies used for Raman such as 405/532/633/785/830/1064. Raman Spectroscopy may not work for your application please contactus@stellarnet.us to perform a free feasibility study.
Raman- Probe-532 Attaches to 532nm laser via FC/APC and spectrometer via SMA 905, has integrated Raman filters and optics (working distance– 4.5mm), high efficiency collection fibers for StellarNet Raman spectrometers $3,935.00
Raman- Probe-785 Attaches to 785nm laser via FC/APC and spectrometer via SMA 905, has integrated Raman filters and optics (working distance– 4.5mm), high efficiency collection fibers for StellarNet Raman spectrometers $3,620.00
Raman-Probe-1064 Attaches to source via FC/APC and spectrometer via SMA 905, has integrated Raman filters and optics with working distance of 4.5mm to sample. $3,935.00
RPH4 Raman Probe Holder Block for the Raman- Probe. Accepts vials and solid samples. $315.00
RPH5 Vertical Raman Probe Holder Block for powder and solids. Samples are placed onto a slide and inserted into the measurement chamber of the block. Includes a laser safety interlock and base. $685.00
Raman-Probe-TIP Additional tip for Raman Probe. Choose working distance 2, 5, 7.5, 10, or 12.5mm $210.00
Raman-Probe-TIP-Tele Raman probe tip lens assembly attachment for 3cm working distance. Designed to by mounted on to standard Raman probe with 5mm working distance $995.00
StellarSCOPE StellarNet configured Microscope equipped with 4,10, & 40x objectives, CMOS 1.3 Mpixel Camera, optical switch, and required coupling accessories $11,550.00
SERS-25 Package of 25 SERS substrates $265.00
TEC-X2 Upgrade your Raman spectrometer with a 2-Stage Thermoelectric detector cooler.
The 2-Stage eXtreme TEC maintains a constant -30 degrees below ambient temperature and increases signal to noise by reducing noise effects by over %80 at long exposures (<3000ms). TEC includes a sealed and isolated detector enclosure with specialized heat sink and air flow design for added stability and cool operation. Best for integration times >1 minute$2,950.00
Inter-Slits Upgrade your Raman Spectrometer with Interchangeable slits .
Includes modification to optical bench input to allow access to exchangeable slits. Includes pack of 14, 50, 100, 200um slits. 14um for best resolution and 200um for high sensitivity applications. Tight-Slit locking technology means no hardware or screwdriver required.$1,800.00
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