Newport has introduced a coherent anti-stokes raman scattering (CARS) optimised supercontinuum-generation fibre device.
Designed for use with 800nm femtosecond lasers, the SCG-800-CARS contains 12cm, highly nonlinear photonic crystal fibre with zero-dispersion points at 775 and 945nm.
Two closely-spaced, zero-dispersion wavelengths enable a stable, low-noise supercontinuum generation that also allows control of the spectral shape by tuning the pump wavelength.
The fibre ends are sealed and mounted in quartz ferrules, with the polarisation axis aligned to a line on the end of the device.
The nonlinear supercontinuum fibre is mounted in a robust, 25mm-diameter, 120mm-long aluminum housing that can be easily mounted on a translation stage.
The preassembled product features a sealed end facet with beam expansion for easy coupling, making this a suitable turnkey solution for spectroscopy and microscopy applications.
The SCG-800-CARS will be showcased at Newport's booth during SPIE Photonics West, 26-28 January, 2010, at the Moscone Center, San Francisco.
It will be demonstrated as part of a Newport 'Wavelength Extension Unit for Ultrafast Oscillators' kit.