Home-Products-Wavelength-491 nm laser

Our 491 nm laser

Here are our selection of solid state 491 nm lasers. They are all single frequency, CW, solid state lasers with powers up to 200 mW. Choose from fixed wavelength lasers or tunable lasers. Perfect for interferometry, Raman, holography & microscopy.

  • Cobolt 04-01 Series

    Single frequency, CW diode pumped lasers

    Wavelength: 457 nm – 1064 nm
    Power: 25 mW – 400 mW
    Applications: Raman, microscopy, LDV, DLS

    Single frequency, CW diode pumped lasers

    The Cobolt 04-01 Series lasers are continuous-wave diode-pumped lasers (DPL) operating at a fixed wavelength between 457 nm and 1064 nm. Single frequency operation provides an ultra narrow spectral linewidth, long coherence length and excellent spectral purity. The lasers are designed and manufactured to ensure a high level of reliability.

    • 457 nm - 1064 nm, CW up to 400 mW
    • Linewidth < 1 MHz
    • TEM00 beam
    • Low noise, <0.25% rms
    • Wavelength stability <1 pm (over ± 2 °C and 8 hrs)
    • Optional integrated modulation up to 3MHz
    • Fiber pigtailed option
    • Ultra-robust, hermetically sealed packages, proven reliability
    • Up to 24 months warranty, unlimited hours

    Applications

    Perfect for interferometry, Raman, holography, microscopy.
  • Cobolt 05-01 Series

    High power, single frequency, CW diode pumped lasers

    Wavelength: 355 nm – 1064 nm
    Power: 10 mW – 3000 mW
    Applications: Holography, Raman, microscopy, flow cytometry, research

    High power, single frequency, CW diode pumped lasers

    The Cobolt 05-01 Series lasers are continuous-wave diode pumped lasers (DPL) operating at a fixed wavelength between 355 nm and 1064 nm. Single frequency operation provides an ultra narrow spectral linewidth, long coherence length and excellent spectral purity. In the Cobolt 05-iE all-in-one lasers all control electronics are contained in the laser head eliminating the need for an external controller and bringing the trusted laser performance of Cobolt 05-01 Series into a compact, self-contained device. The lasers are designed and manufactured to ensure a high level of reliability.

    • 355 nm - 1064 nm, CW up to 3 W
    • High quality laser beam, TEM00
    • Linewidth < 1 MHz
    • Low noise, <0.1% rms
    • Wavelength stability <1 pm (over ± 2 °C and 8 hrs)
    • Insensitive to optical feedback
    • Ultra-robust, hermetically sealed packages, proven reliability
    • Up to 24 months warranty, unlimited hours
    • Fully integrated electronics option available

    Applications

    Perfect for holography, interferometry, Raman, optical tweezerssuper resolution microscopy, laser doppler velocimetry.
  • C-FLEX

    The compact and flexible laser combiner

    Wavelength: 375 nm – 1064 nm
    Power: 50 mW – 1000 mW
    Applications: Microscopy, Raman, holography

    The compact and flexible laser combiner

    The C-FLEX laser combiners are available in three platform sizes (C4, C6, and C8) and can be equipped with up to 4, 6, or 8 Cobolt lasers. The C-FLEX laser combiners can be fully customized to your needs or selected from a range of standard application-specific configurations. The very broad range of wavelengths that can be integrated includes both diode laser technology with high speed modulation capability as well as diode pumped laser with single-frequency operation, which allows for flexible custom configurations specific to application and experimental requirements.
    • Available wavelengths: 375 nm to 1064 nm, up to 1000 mW
    • Easy to install and field upgradeable
    • High speed modulation
    • Fiber coupling with options for multiple outputs

    Applications

    Fluorescence Microscopy, Raman spectroscopy, and holography.
  • C-WAVE Series

    The cw tunable laser light source

    Wavelength: 450 nm – 1900 nm
    Power: 200 mW – 1000 mW
    Applications: Nanophotonics, quantum research, Raman (TERS)

    The widely tunable laser light source

    The C-WAVE tunable laser is a widely tunable continuous wave (cw), single frequency laser light source based on optical parametric oscillator (OPO) technology. It offers full computer controlled emission tuning across the visible and near-infrared wavelength range.
    • Widely tunable VIS & NIR
    • Output power up to 500 mW (VIS), up to 1 W (IR)
    • CW, single frequency, < 1 MHz linewidth 
    • Up to 40 GHz mode-hop-free tuning 
    • AbsoluteLambda™ for C-WAVE enables precision and automatic frequency control with accuracy up to 2 MHz
    • No consumable components
    • Computer controlled, automatic tuning

    Overview of models

    C-WAVE tuning range

    Applications

    Nanophotonics, high resolution spectroscopy, holography, Raman spectroscopy, Quantum technologies