RayShield Coupler

RayShield Coupler: low wavenumber access

  • Raman spectra measurements at extremely low wavenumbers down to below 10 rel. cm-1
  • Provides access to additional information from Stokes and anti-Stokes Raman signals close to the Rayleigh line
  • specialized filter set available for a variety of laser wavelengths (488, 532, 633, and 785 nm).
WITec RayShieldCoupler LowWavenumber MoSLayer

Raman spectra of different MoS2 layers acquired with an alpha300 microscope including RayShield Coupler (excitation wavelength: 532 nm; grating: 2400 lines/mm; integration time: 5s).

WITec RayShield Low Wavenumber

Literature

  • WITec RayShield Coupler Brochure

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