Raman instrument

Why Optosky Raman Spectrometers Are the Best Choice?

1. Leading Raman Spectroscopy Technology:
Innovative Solutions: Supported by a major national project, Optosky is a leader in Raman spectroscopy technology.
National Standard Setter: We help establish industry standards, ensuring top-notch quality and performance.

2. Global Recognition:

Top Rankings: Optosky is the top brand in China and ranks third worldwide.
2016, first launched the world’s most sensitive handheld Raman spectrometer.
2017 Innovations: Introduced the first domestic 1064nm handheld Raman spectrometer and a dual-wavelength model leading the market.
2020 Advancement: Launched the Triple-Band True Confocal Raman Microscope, enhancing analytical capabilities.
2024 Milestone: Released the Quadriband True Confocal Raman Microscope with a remarkable resolution of 0.35 cm⁻¹, setting new standards in precision.

3. Extensive Product Range:

Wide Selection: We offer the broadest range of Raman spectrometers, suitable for various applications from research labs to field use.
Dual-Wavelength and Beyond: Our 2017 dual-wavelength Raman spectrometers were the first in China and second globally.

5. Why Optosky?

Exceptional Performance: Our spectrometers deliver unmatched sensitivity, accuracy, and user-friendliness.
Cutting-Edge Innovation: From handheld devices to advanced confocal microscopes, Optosky consistently leads the field with groundbreaking technology.
Choose Optosky for advanced, high-performance Raman spectroscopy solutions. Whether you need the latest in handheld devices or the most precise confocal microscopes, Optosky has the technology to meet your needs.

How to choose Optosky's Raman spectrometer series model?

Firstly, ATR represents Optosky's Raman series of ATR1XXX, ATR2XXX,ATR3XXX,ATR6XXX,ATR7XXX,ATR8XXX.

ATR1XXX Series  Includes teaching Raman ATR1200 & Miniature Raman ATR1600 features a lower prices.

ATR2XXX Serieshas ATR2500 lower price uncooled portable spectrometer.

ATR3XXX Series Features higher performance with cooled. ATR3000 field use with screen and built in battery, ATR3110 lab use run with windows software. ATR3200 dual-band Raman spectrometer. This series can receive customization wavelength from 266-1064nm.

ATR6XXX Series belongs to handheld Raman analyzer.  It has been available in 532nm, 785nm, and 1064nm.

ATR7XXX Series is Raman spectroscopy PAT for the Raman quantitative analysis online.532nm, 785nm, and 1064nm.

ATR8000 is All-auto & through-put Raman spectrometer can detect 100 pcs of samples per time.

ATR8XXX is the Raman microscope series including:

ATR8100 Integrated Raman Microscope
ATR8300 series is available single/dual-band compact Raman MicroscopeSeries
ATR8300pro High Resolution Raman Microscope
ATR8500 is available in single/dual/triple-band automated Raman Microscope with high SNR
ATR8600 Integrated True Confocal Raman Microscope
ATR8700 Modular True Confocal Raman Microscope
ATR8800 is Scientific-Grade True Confocal Raman Microscope available up to quadriband.

Q: How to choose wavelengths of Raman Spectrometer?

266nm wavelength can differ the fluorescence signal from Raman signals so that it can be used to measure fluorescent materials
523nm wavelength is usually used to detect graphene, virus.
633nm wavelength is suitable for metallic oxide.
785nm wavelength can satisfy the general-purpose measurement
830nm wavelength is suitable for noninvasive blood glucose.
1064nm wavelength is suitable for the biological tissue, cell, bacteria, fuel, and high fluorescence samples.

What is Raman Spectrometer?

A Raman spectrometer is an analytical instrument used to measure the Raman scattering of light by a sample. Raman scattering occurs when light interacts with molecular vibrations or phonons within a sample, resulting in shifts in the light's wavelength that can be used to identify and characterize chemical substances and their structures.

Here’s a brief overview of the different types of Raman instruments provided by OPTOSKY:

1. Handheld Raman: Portable devices designed for on-the-go analysis, useful for fieldwork and quick, in situ measurements.

2. Portable & Desktop Raman: Instruments that offer flexibility in location and are suitable for both laboratory and field use. Desktop models are typically used in more controlled environments.

3. Raman Microscope: Combines Raman spectroscopy with microscopy to provide high-resolution imaging and spectral information at the microscopic level.

4. Teaching Raman: Designed for educational purposes, often with features that facilitate learning and demonstration of Raman spectroscopy principles.

5. Dual-Band Raman Spectrometer & Microscope: Instruments that can operate with two different laser wavelengths, allowing for more versatility in analysis.

6. Triple-Band / Qudri-Band Raman Spectrometer & Microscope: Similar to dual-band systems but with the capability to use three wavelengths or four wavelength, providing even greater flexibility in analyzing various samples.

7. Raman PAT (Process Analytical Technology): Tailored for real-time monitoring and analysis of processes in industrial settings, aiding in quality control and process optimization.

8. High Throughput Raman spectrometer: Optimized for rapid analysis and high sample throughput 100pcs/test, useful in applications requiring large-scale analysis.

What is a Raman Spectrometer used for?

A Raman spectrometer is a versatile tool used for analyzing the molecular composition of materials through Raman spectroscopy. Here’s a summary of its key applications:

1. Field Analysis: Raman spectrometers can be used in field settings for quick, accurate, and non-destructive analysis of samples. Portable and handheld models are particularly useful in this context.

2. Laboratory Research: In research labs, Raman spectroscopy is employed to study material properties, molecular structures, and chemical compositions. It’s valuable for both qualitative and quantitative analysis.

3. Mining: Used to identify and characterize minerals and ores, aiding in exploration and extraction processes.

4. Customs and Law Enforcement: Helps in the identification of unknown substances, such as drugs or explosives, and in forensic investigations.

5. Pharmaceuticals: Employed for drug development and quality control, including the identification of compounds and verification of product purity.

6. Policy and Regulation: Used to ensure compliance with regulations by verifying the composition of various substances.

7. Metro and Security Safety: Applied in security screenings to detect hazardous materials and ensure safety in transportation systems.

8. Materials Science: Useful in studying the properties and behaviors of materials, including polymers, nanomaterials, and biomolecules.

What is Raman Spectrometer's Application?

Biochemical Industry

• Non-invasive Blood Sugar Monitoring: Raman spectroscopy can be used to measure glucose levels in blood non-invasively, though this application is still under development and not widely implemented yet.
• Cell Analysis: Used for studying cellular structures and biochemical changes in cells, aiding in research and diagnostics.

Pharmaceutical Science

• Drug Quality Control (QC): Ensures the purity and composition of pharmaceutical products by identifying active ingredients and detecting impurities.
• Online Inspection: Allows for real-time monitoring of drug manufacturing processes to ensure consistent quality.

Semiconductor Industry

• Defect Detection: Identifies defects and impurities in semiconductor materials, which is crucial for maintaining the quality and performance of electronic components.
• Fake Detection: Assists in verifying the authenticity of semiconductor materials and components.

Public Safety

• Narcotics Detection: Used by law enforcement to identify illegal drugs and substances.
• Explosives Detection: Helps in detecting and analyzing explosive materials to enhance security measures.

Material Science

• 2D Materials: Analyzes materials like graphene and other 2D materials to understand their properties and potential applications.
• Graphene: Provides information on the quality, thickness, and structural properties of graphene.

Energy

• Li-Battery Materials: Studies the composition and quality of lithium-ion battery materials to improve performance and safety.

Food Safety

• Oil Analysis: Ensures the quality and authenticity of edible oils.
• Pest Residues: Detects pesticide residues in food products to ensure safety.
• Food Additives: Identifies and quantifies additives used in food products to ensure compliance with regulations.

Gemstones

• Diamond Analysis: Used to assess the quality, authenticity, and origin of diamonds.
• Origin Determination: Helps in identifying the geographical origin of gemstones.

Cultural Relics

• Authenticity Verification: Assists in determining the composition and authenticity of cultural artifacts and relics.

What does Raman Spectrometer Tells You?

1. Material Identification:

   • Unique Spectra of Non-Metal Materials: Determines the unique Raman spectra of various non-metallic substances, helping to identify them based on their molecular vibrations.
   • Raw Materials: Identifies and characterizes raw materials by providing their spectral fingerprints.

2. Substance Identification:

   • Narcotics: Detects and identifies illegal drugs and controlled substances.
   • Hazardous Materials: Identifies chemicals and materials that may pose safety risks.

3. Drug Analysis:

   • Pharmaceuticals: Verifies the identity and quality of pharmaceutical drugs.

4. Gemstone Analysis:

   • Gemstones: Provides information on the type, quality, and authenticity of gemstones.

5. Mineral Analysis:

   • Minerals: Identifies and characterizes various minerals based on their Raman spectra.

What price of a Raman Spectrometer?

The cost of a Raman spectrometer can vary widely depending on its features, capabilities, and the level of sophistication. Generally, prices range from:

• USD 15,000 to 350,000

Lower-end models or portable versions typically fall on the lower end of this range, while more advanced, high-resolution, or specialized systems can be significantly more expensive. Factors affecting the cost include the type of Raman spectrometer (e.g., handheld, portable, desktop, microscope-integrated), wavelength range, sensitivity, resolution, and additional functionalities.

How does Raman Spectrometer work?

A Raman spectrometer operates by utilizing the Raman scattering effect to analyze the molecular composition of a sample. Here’s a simplified overview of how it works:

What is Raman Spectrometer's Basic Principles

1. Excitation: A laser beam is directed onto the sample. The laser light excites the molecules in the sample.

2. Raman Scattering: When the laser light interacts with the sample, most of it is scattered elastically (Rayleigh scattering), but a small fraction of it is scattered inelastically (Raman scattering). This inelastic scattering occurs due to interactions between the laser light and the vibrational modes of the molecules in the sample.

3. Spectral Shift: The inelastically scattered light has different energy (or wavelength) compared to the incident laser light. This shift in energy provides information about the vibrational modes of the molecules.

4. Detection: The scattered light is collected and analyzed by a detector, such as a charge-coupled device (CCD). The detector measures the intensity of the scattered light at different wavelengths.

5. Spectrum Generation: The Raman spectrometer generates a Raman spectrum, which is a plot of intensity versus wavelength or Raman shift. The peaks in the spectrum correspond to the vibrational frequencies of the molecules in the sample.

What is Raman Spectrometer'S Software and Visualization

1. Scanning and Data Acquisition: The software controls the spectrometer to perform the scanning of the spectrum. It collects data from the detector and processes it to create a Raman spectrum.

2. Library Matching: The software can compare the obtained Raman spectrum with a database of known spectra (library matching). This helps identify the sample by matching its spectrum to reference spectra in the library.

3. Visualization: The software provides tools to visualize and analyze the data. This includes plotting the Raman spectrum, highlighting peaks, and overlaying microscope images if the spectrometer is integrated with a microscope.

4. Analysis and Interpretation: The software can offer additional analysis features, such as peak fitting, quantification, and interpretation of the spectral data. It may also provide reports and facilitate further data manipulation.

What is Integrated Raman Spectrometer Systems

In systems where Raman spectroscopy is combined with microscopy (Raman microscope), the software allows for:

• Microscope Imaging: Visualization of high-resolution images of the sample along with Raman spectra. This enables spatially resolved chemical analysis.
• Overlaying Data: Combining spectral data with microscope images to correlate chemical information with specific regions of the sample.

Overall, the combination of hardware and software in a Raman spectrometer provides a powerful tool for detailed molecular analysis and material identification.

How to choose a suitable Raman Spectrometer?
Here summarize questionair list to make a general evaluation before selection.
Q1: What is your application for Raman spectrometer? 
Q2: What's the wavenumber range required for a Raman spectrometer?
Q3: What material to be detected on Raman instrument in order to decide the resolution and SNR?
Q4: What is the reputation of Raman spectrometer manufacturer in the spectroscopy industry?
Q5: What is the performance of Raman spectrometer?
Q6: How many years experience in developing Raman spectrometer ?
Q7: How many categories of Raman spectrometers?
Q8: Can the manufacturer provide the demo unit for test? Or Can the manufacturer support to check the material test in the lab?
Q10: If the customer can try out the demo unit so that he can test the performance of their instruments to make an evaluation before purchase?
Otherwise, the users can send samples to the manufacturer to get test results of their materials.
Q11: Can the manufacturer has a good service of technical and sales supports?
Q12: Can they provide an industry-leading warranty guarantee and contact the local distributors for the local services.
Q13: What's the perfromance to price advantages among the competitors?
Q14: how to evaluate manufacturers' comprehensive capabilities?

1. It is mainly decided by if the manufacturers can provide the highest performance instruments customization?
2. it can provide high-performance instruments cost less. 
3. Can they employ the best seller models with a very competitive price?

Where to buy Raman Spectrometer?
Optosky Raman Spectrometer is available in local distributors, online shop or inquire us.

Why choose Optosky Raman Spectrometer?
1st, Optosky has been developing Raman spectrometer for 20-year.
2nd, Optosky is China National Standards drafter of Raman spectrometer
3rd, Top 1 in China brand and Top 3 brand in the world.
In 2016 launch the first generation handheld Raman spectrometer,
In 2017 launch the dual-band Raman spectrometer
In 2020, launch the triple-band Raman microscope
In 2021, launch the quadriband scientific-grade Raman microscope
4th, Optosky represents the highest performance cost less Chinese high-tech manufacturers with industry-leading warranty guarantee and technical support.
5th, Optosky's Raman spectroscopy technology originate from Shanghai Institute of Technical Physics Chinese Academic of Science University and Xiamen University Zhong Qun Tian who discovers SHINERS makes SERS can be preserved longer than 2 years.
6th, Quality control system follows Agilent Technologies
7th, 60% R&D engineers  provide Industrial-leading warranty guarantee and technical support services
       The most experienced engineers and 3 Drs team in Raman spectroscopy
8th, Complete certification of ISO, CE, FDA Approval, Police Approval, API Approval

Q: What is the application of Raman spectrometer used in public safety?
A: When we still vividly remember the unpleasant memories happened in 2014 Xiamen city and a burned bus on which the passengers bringing the petrol along and bus burned suddenly killing many passengers. If the Raman spectrometer can be used to detect the explosives flammable and hazardous liquids on the entrance can avoid this accident. It takes few seconds to detect results, entrance and exit on the Metro, airport, BRT, bus, stadium, and large public places. And also government court, Police, Jail and fire fighting.

Q: What is the application of Raman spectrometer used in public safety?
A: In Jail, there are some criminals have potential intention of killing themselves. These criminals could find ways to bring in drugs, toxic substance inside jail. It’s needed to detect the presence of these toxic substance before entering jail. In court, there are some defendants who threatening to kill themselves to prove their own innocent. It’s necessary to use Raman spectrometer to detect the toxic substances before entering the court. The police arrest drug dealers and few criminal investigations and illegal factory check. Only the applications related to the drug enforcement administration, customs entry and exit, and police border defenses and fire brigade and court and jail. It’s known that fentanyl has many hundreds of variance and a Raman spectroscopy is very good tool to take fast take hundreds fentanyl variants to perform field criminal investigation on illegal factory check. Such as the 1064nm handheld Raman spectrometer can export good spectra of methamphetamine, Ketamine, Ephedrine. Etc.

Q: What is the application of handheld Raman analyzer used to identify gemstones?
 A: Handheld Raman analyzer, Portable Raman spectrometer, and Raman microscope are used to identify gemstones, Jade bracelet, diamond ring. Raman spectroscopy technology is the a great tool to identify true and take gemstones.

Q: What is the application of Raman spectrometer used in biomedical industry?
A: Raman Spectrometer is applied to biomedical industry, such as non invasive blood glucose.  The Samsung company announced the non invasive blood glucose wristband applied Raman spectroscopy technology. Apple company is researching on it. These two well-known companies had already developed the finished blood glucose wristband, say, non invasive blood glucose wristband have already made the industrialization possible. And the Raman spectrum can display different blood concentrations shown on a cell phone APP.

Q: What is the Raman spectrometer applied to detect cancer?
 A: In the published paper reviewed that the patients diagnosed cancer can be identified by Raman spectroscopy. The patient diagnosed cancer shows the peak in 751nm, and the healthy person shows the peak in 758nm, there are 7cm-1 shift and and this paper writer confer the accuracy is high. In addition, the Raman spectroscopy is applied to detect skin cancer. 

Q: How is the Raman spectroscopy technology is discovered?
A: There is a very interesting story told in 1920s, an Indian scientist named Raman discover why the sea is so blue, whose blue brighter than blue sky, and after his research, he finally found in 1928 that the sea has absorbed uv range and generated new blue lights. Raman write a paper of his discovery, in order to remember Raman scientist great discovery and people use his name to describe this phenomenon Raman Spectroscopy. The first Discovery of Raman spectroscopy in 1928. And in 1930s, Raman scientist has won the Nobel prize. In the scientists history, Raman spectroscopy has been a very big discovery.

Q: What is the Raman spectroscopy working principle?
A: When the molecule absorbs laser energy and generate energy level shift, but it is an unstable state. It can ring-down to the original energy level. If no energy shift part called Rayleigh scattering. However some part shift from E0 to E2, fall down to E1, This situation is called STOCKS, a single photon energy is lower energy & frequency than the laser energy but longer wavelength. The other part from E1 to higher energy level E1+hv0, and its ring down to E0 with the higher frequency and energy, but shorter wavelength called anti-stokes lines. In these situations still ring down to the deeper energy levels but less. Raman spectroscopy are mainly analyzing the STOKES lines.

Q: How is the Raman spectrometer work?
A: First of all, the narrow linewidth laser generates an excitation light go through the fiber and collimator mirror to form a parallel incident light, excitation light focus from here, and shoot on the sample to be detected. The sample absorbs excitation light energy and it happens the energy levels shift, then go through ring-down process of generating new Raman light with a 360 degree scattering.  Some portions of Raman scattering can be collected by our objective lens, then reflected from here, through long pass filter Rayleigh scattering, then couple into inside fiber and spectrometer. Raman spectrometer is used to analyze the collected Raman signal, wavelength, and intensity. Finally, it can get the Raman signal.

Q: How is the spectrometer work?
A: The CCD export signal going through circuit, DC power, and USB, then transfer on the PC software, and finally obtain spectrum result. 

Q: What is the application of Raman spectrometer?
A: 
1st, Biomedical industry of early cancer detection, ultrastructure change of biological molecule, calculi components analysis.
2nd, Public Safety of Drugs and Narcotics, Fast Detect Toxic Substance, explosives & Flammable materials, Drink water.
3rd, Environmental science of waste water contamination, petroleum analysis, deposits analysis.
4th, Pharmaceutical Engineer, Drugs scan and analysis, Crystallization in process monitor, Raw material QA & QC
5th, Food Safety, Detect refined gutter oil, Detect pesticides residues, Food additives and contaminants.
6th, Gemstones ID, Trace gemstones place-of-origin, Anti-counterfeiting, Antique ID

Q: What are differences between Infrared spectroscopy and Raman spectroscopy?
A: Infrared spectroscopy and Raman spectroscopy are twin brothers, their spectra are mutually complementary. 
1st, Working Principle Differences:
Infrared spectroscopy absorbs molecule absorption spectra, but the Raman spectroscopy absorbs the molecular emissions spectra with higher accuracy. It’s important to get a general idea that Raman spectroscopy technology is more accurate than Infrared spectroscopy.
2nd, Infrared spectroscopy is measured by contact, most infrared measurement requires sample preparation, but Raman spectroscopy requires no sample preparation and non-contact measurement through the glasses, plastic bags, kraft papers, and envelop etc.
3rd, Measure methods are different, infrared spectroscopy is destructive measurement can damage the sample requires larger samples quantities and consumable materials, but Raman spectroscopy is non-destructive measurement and can non-contact sample, no consumables materials. 
4th, Infrared spectroscopy requires sample preparation, but the Raman spectroscopy requires no sample preparation.
5th,Infrared spectroscopy measure molecular group, but Raman spectroscopy measure molecular skeleton with higher accuracy. 
6th,Tell the differences of isomer, including monomer isomeride, position 
7th, Infrared spectroscopy can not tell the difference of isomers, but the Raman spectroscopy can tell the difference of isomers, including monomer isomer, position isomers, geometric isomers, Fentanyl variants generated in varaints fast, and Raman spectrometer has positive advantage for Fentanyl detection.
8th, Infrared spectroscopy can not detect sample in water solution, which is easily influenced by the water, but Raman spectroscopy has little influence on water, even if the peak of  Another one is solutions. Infrared spectra is easily influenced by the water, but Raman can not be influenced by water am water has not raman signal, even at the peak of 3400 has a small curve, which have no influence on our measurement.
9th, Infrared spectroscopy is sensitive to water vapour, however, Raman spectroscopy can detect at any state anywhere.
10th, Infrared spectroscopy requires huge amount of samples to build up modeling, but it only takes 1-2mg sample to build a library.