What are the key components of a LIBS system?

A typical LIBS system includes a pulsed laser source (often Nd:YAG at 1064 nm or its harmonics), beam delivery optics, and a focusing lens to generate the plasma on the sample surface. Emitted light is collected via collection optics or fiber bundles and directed into one or more spectrometers covering UV–VIS–NIR ranges, usually coupled to an intensified CCD or CMOS detector for time-gated acquisition. Additional modules may include delay generators, sample positioning stages, and control software for synchronized firing, acquisition, and spectral processing.

What are the main LIBS configurations and operation modes (e.g., stand-off, micro-LIBS, dual-pulse)?

Bench-top or laboratory LIBS systems are typically close-range configurations optimized for high SNR and broad spectral coverage, while stand-off LIBS uses higher-energy lasers and telescopic optics to analyze targets at distances from meters to tens of meters. Micro-LIBS combines LIBS with microscopic imaging and high numerical aperture objectives for micrometer-scale spatial resolution. Dual-pulse LIBS employs two sequential laser pulses (collinear or orthogonal) to enhance plasma volume and emission intensity, improving detection limits and reproducibility compared to single-pulse configurations.

Which technical specifications are most important when comparing LIBS systems?

Key laser parameters include wavelength, pulse energy, pulse duration, repetition rate, and beam quality, as these directly affect ablation efficiency, plasma temperature, and spatial resolution. On the detection side, important specs are spectral range, spectral resolution, detector type and gating capability, as well as overall system sensitivity and limit of detection for specific elements of interest. Additional considerations include sampling flexibility (spot size, working distance), synchronization electronics, and integration options with existing lab or industrial setups.

How should I choose between different spectrometer and detector options in LIBS equipment?

For broad elemental coverage, systems with multiple echelle or arrayed spectrometers spanning roughly 190–900 nm are preferred, while high-resolution spectrometers (e.g.,

What factors influence pricing, lead times, and customization options for LIBS systems?

Pricing is primarily driven by the laser source class (energy, repetition rate, pulse duration), the number and type of spectrometers and detectors, and whether the system is supplied as a turnkey unit or as modular components. Lead times typically range from 6 to 16 weeks depending on customization such as specific wavelength coverage, specialized sample chambers, ruggedized housings, or integration with robotics or in-line process equipment. Many suppliers offer custom optical layouts, software interfaces (e.g., SDKs, industrial protocols), and application-specific calibration packages at additional cost.

How can I find, compare, and request quotes for LIBS solutions on FindLight without creating an account?

On FindLight, navigate to Spectral Analysis > Spectroscopy Solutions > LIBS to browse available systems, where you can filter by parameters such as laser wavelength, pulse energy, spectral range, resolution, and configuration (bench-top, stand-off, inline). Product pages list detailed technical specifications, datasheets, and vendor information, allowing side-by-side comparison via your browser. You can use the on-page contact or “Request Quote” forms to send your technical requirements directly to multiple suppliers without registration; responses will go to the email address you provide.

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Solid-State Laser

LIBS Systems for Elemental Spectroscopy

Laser-Export Handheld LIBS Analyzer ELANIK

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Sold by: Laser-Export Co. Ships from: Russia

Specifications
Light Source:	Solid-State Laser
Min Detection Capability:	1 ppm
Measurement Duration:	4 – 15 sec

Did You Know?

Did you know that Laser-Induced Breakdown Spectroscopy (LIBS) can quantitatively analyze virtually any element because it forms a micro-plasma with temperatures often exceeding 10,000 K, high enough to atomize and excite even refractory materials like ceramics and alloys? Unlike XRF, LIBS can also detect light elements such as H, Li, Be, B, C, N, and O, making it useful for applications like carbon grading in steels or monitoring hydrogen pick-up in metals. A common misconception is that LIBS is purely surface-sensitive: in reality, multiple laser shots can create shallow craters (tens to hundreds of micrometers deep), enabling depth profiling of coatings and diffusion layers by tracking line intensity changes shot-by-shot.

Related Resources

Frequently Asked Questions

Laser-Induced Breakdown Spectroscopy (LIBS) is an elemental analysis technique that uses a focused, high-peak-power laser pulse to ablate a small amount of material and create a micro-plasma. As the plasma cools, excited atoms and ions emit characteristic spectral lines that are collected by an optical system and analyzed by a spectrometer to determine elemental composition. LIBS can analyze solids, liquids, and gases with minimal or no sample preparation and typically operates in nanosecond or femtosecond pulse regimes.

What LIBS Systems Offer

Laser-Induced Breakdown Spectroscopy (LIBS) is an emission spectroscopy technique that uses a focused pulsed laser to generate a micro-plasma on the sample surface. The resulting atomic and ionic emission lines are dispersed and detected to provide rapid, multi-element analysis of solids, liquids, and gases with minimal or no sample preparation.

Typical LIBS setups on FindLight include a pulsed laser source, beam delivery optics, a sampling chamber or probe head, collection optics, a spectrometer covering UV–VIS–NIR ranges, and fast detectors with integrated timing electronics. Many LIBS instruments also provide calibration routines and chemometric software for converting spectra into quantitative concentrations.

Typical Specifications and Performance

When evaluating a LIBS product, buyers commonly review:

Laser parameters: Wavelength (often 1064 nm, 532 nm, or 355 nm), pulse energy (tens of mJ), pulse duration (ns scale), and repetition rate (1–100 Hz or higher).
Spectral coverage: Broad coverage (e.g., 190–900 nm) to capture key elemental lines, with configurable gratings for higher resolution windows.
Spectral resolution: Typically 0.05–0.3 nm depending on the spectrometer design and slit width.
Detection system: ICCD or gated CMOS/CCD detectors with adjustable delay and gate width for time-resolved LIBS measurements.
Sampling geometry: Stand-off, fiber-delivered probes, or benchtop cells for solids, powders, and liquids.
Quantitative capability: Availability of calibration curves, internal standards, or chemometric models for quantitative LIBS analysis.

Use Cases for LIBS

LIBS solutions are used for rapid elemental identification in metallurgy, mining and exploration, slag monitoring, cement and glass production, combustion diagnostics, and materials R&D. Additional applications include coatings analysis, layer discrimination, cultural heritage studies, and contamination screening where direct, in-situ measurements are advantageous.

Buyer Guidance on FindLight

On FindLight, you can compare LIBS products by spectral range, resolution, laser pulse energy, stand-off distance capability, and supported sample types. For laboratory R&D, prioritize flexible triggering, multi-channel spectrometers, and access to raw LIBS spectra. For industrial or field deployment, focus on rugged enclosures, environmental ratings, automated focusing, and integrated analysis software.

Use the platform to request quotes and technical data sheets for any LIBS system directly from suppliers. No registration is required to initiate contact, enabling efficient evaluation and sourcing of LIBS solutions that match your experimental or process control requirements.