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Description

Spectrometer wavelength calibration sources are precision optical reference lamps designed to calibrate wavelength accuracy in UV, visible, and near-infrared spectroscopy systems. These calibration light sources generate stable atomic emission lines at well-defined wavelengths, enabling spectrometers to maintain accurate spectral registration across analytical, industrial, biomedical, and research applications. 

The calibration sources support wavelength verification and correction for a broad range of optical instruments including UV-Vis spectrometers, Raman spectrometers, fluorescence systems, hyperspectral imaging platforms, optical emission analyzers, and fiber-optic spectroscopy instruments. Stable multi-line emission spectra allow spectrometer software to identify known spectral peaks and compensate for wavelength drift caused by temperature variation, detector aging, optical alignment changes, or long-term instrument use. (oceanoptics.com)

These UV-NIR calibration lamps utilize carefully selected gas-discharge sources such as mercury-argon (HgAr), neon (Ne), krypton (Kr), and mixed-gas spectral emitters to generate discrete calibration lines spanning ultraviolet through near-infrared wavelength ranges. The resulting sharp emission peaks provide highly repeatable spectral references for spectrometer wavelength calibration, detector alignment, and optical system validation.

Designed for laboratory and OEM integration, the calibration systems support compact fiber-coupled operation and compatibility with miniature spectrometers, optical benches, and custom spectroscopy architectures. Stable output characteristics and long operational lifetimes make these sources suitable for routine instrument maintenance, production-line verification, field recalibration, and advanced analytical spectroscopy workflows.

Spectrometer Wavelength Calibration Sources UV-NIR

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Specifications

Type Of Lamp: Argon, Mercury Argon, Neon, Xenon, Krypton
Wavelength Ranges: 253nm - 1.7μm, 696nm - 1.704μm, 427nm - 893nm, 540nm - 754nm, 916nm - 1.984μm
Source: Mercury Argon, Krypton, Neon, Argon, Xenon
Fiber Connector: SMA 905
Power Requirements: 5 VDC power supply

Got questions about specs? Use the inquiry form to ask.

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Features

  • Stable Atomic Emission Lines
    Generates sharp spectral emission peaks for accurate spectrometer wavelength calibration and verification. (findlight.net)
  • UV-Vis-NIR Spectral Coverage
    Supports wavelength calibration across ultraviolet, visible, and near-infrared wavelength regions for broad spectroscopy compatibility.
  • Multiple Calibration Gas Options
    Available with HgAr, neon, krypton, and mixed-gas spectral emitters optimized for different wavelength ranges and spectrometer architectures. (oceanoptics.com)
  • Fiber-Optic Compatibility
    Designed for integration with fiber-optic spectrometers and optical instrumentation using standard optical connectors.
  • High Spectral Repeatability
    Stable spectral line positioning supports repeatable instrument calibration over long operating periods.
  • Compact Laboratory and OEM Integration
    Suitable for analytical instruments, portable spectroscopy systems, OEM devices, and embedded optical platforms.
  • Supports Automated Calibration Workflows
    Can be integrated into software-assisted wavelength correction and spectrometer validation routines.
  • Long Operational Lifetime
    Engineered for routine laboratory calibration and long-term spectroscopy system maintenance.

Applications

  • Spectrometer Wavelength Calibration: Our spectrometer wavelength calibration sources are designed for convenient and reliable calibration across UV-NIR wavelengths.
  • Gas-Discharge Emission Sources: Choose from mercury-argon (253-923 nm), krypton (427-893 nm), neon (540-754 nm), argon (696-1704 nm), and xenon (916-1984 nm) sources.
  • Multiple Wavelength Options: With a variety of emission lines, users can select a source or combination of sources to match analytical wavelengths of interest.
  • Complement Your Setup: Adding an Ocean Optics wavelength calibration source is an excellent investment for enhancing your spectrometer setup.
  • Product Overview:
    • Gas-Discharge Sources: Produce atomic emission lines for reliable spectrometer wavelength calibration.
    • UV-NIR Coverage: Choose from multiple sources across a broad range of wavelengths.
  • Item Options:
    • HG-2: Wavelength Range: 253nm - 1.7μm, Source: Mercury Argon, Fiber Connector: SMA 905, Power Requirements: 5 VDC power supply
    • AR-2: Wavelength Range: 696nm - 1.704μm, Source: Argon, Fiber Connector: SMA 905, Power Requirements: 5 VDC power supply
    • KR-2: Wavelength Range: 427nm - 893nm, Source: Krypton, Fiber Connector: SMA 905, Power Requirements: 5 VDC power supply
    • NE-2: Wavelength Range: 540nm - 754nm, Source: Neon, Fiber Connector: SMA 905, Power Requirements: 5 VDC power supply
    • XE-2: Wavelength Range: 916nm - 1.984μm, Source: Xenon, Fiber Connector: SMA 905, Power Requirements: 5 VDC power supply
  • Full Range of Emission Sources: We offer gas-discharge emission sources for spectrometer wavelength calibration that cover wavelengths ranging from ~250-2000 nm.
  • Emission Line Selection: With five different options – Mercury-Argon (HG-2), Krypton (KR-2), Neon (NE-2), Argon (AR-2), and Xenon (XE-2) – you can select a source with an optimum number of emission lines in your spectral region of interest.
  • Baseline Drift Correction: More emission lines allow for easier and more reliable correction of baseline drift and related phenomena inherent to all spect

Frequently Asked Questions

What is the purpose of the spectrometer wavelength calibration sources?
The spectrometer wavelength calibration sources are used for convenient and reliable spectrometer calibration across UV-NIR wavelengths, helping to correct for baseline drift and related phenomena.
What types of gas-discharge emission sources are available?
The available gas-discharge emission sources include Mercury-Argon (HG-2), Krypton (KR-2), Neon (NE-2), Argon (AR-2), and Xenon (XE-2).
What is the wavelength range covered by these calibration sources?
The calibration sources cover a wavelength range from approximately 250 nm to 2000 nm.
What are the power requirements for these calibration sources?
All the calibration sources require a 5 VDC power supply.
What type of fiber connector is used with these calibration sources?
The calibration sources use an SMA 905 fiber connector.
How do the calibration sources help in spectrometer calibration?
The calibration sources produce atomic emission lines that are used to perform reliable spectrometer wavelength calibration, allowing users to select sources with an optimum number of emission lines for their spectral region of interest.
Where can I find more information or purchase these calibration sources?
More information and purchasing options are available on the Ocean Optics website at www.oceanoptics.com or by contacting them at +1 727-733-2447.
Why is wavelength calibration important in spectroscopy?
Wavelength calibration ensures that measured spectral peaks correspond accurately to their true wavelengths. Proper calibration improves measurement accuracy, repeatability, and analytical reliability across spectroscopy applications.
What is the difference between wavelength calibration and intensity calibration?
Wavelength calibration aligns measured spectral positions with known reference wavelengths, while intensity calibration corrects measured signal amplitudes and spectral response variations.
How do atomic emission lines help calibrate spectrometers?
Atomic gases emit light at highly specific wavelengths determined by electronic transitions within atoms. These narrow spectral lines provide precise optical reference points for spectrometer calibration. For example, photon energy transitions follow the relationship: E=hν where emitted photons correspond to discrete atomic energy differences.
How often should a spectrometer be calibrated?
Calibration frequency depends on instrument stability, environmental conditions, and application requirements. High-precision analytical systems may require routine verification, while portable or field instruments may need more frequent recalibration.
Are these calibration sources compatible with miniature spectrometers?
Yes. These sources are designed for compatibility with compact fiber-optic spectrometers, laboratory optical benches, and OEM spectroscopy systems.

Got more questions? Use the inquiry form to ask the supplier directly.

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