Raman spectra of carbon nanotubes using Ti:Saph laser and Tunable Notch Filter Source Type Spectral range FWHM (nm) FWHM(cm-1) Ti:Saphire Laser 715 - 1000nm <= 0.4 <10 800 - 1100nm <= 0.4 <10 Other wavelengths are available Custom possibilities Available spectral window 633 to 1700 nm Typical bandwidth (FWHM) ≤ 0.4 nm @ 633 nm (< 10 cm-1) Tuning range Up to 300 nm @ 850 nm Optical density 4 Signal out-of-band throughput up to 80 % Damage threshold > 100 kW/cm2 average power > 5 GW/cm2 peak power @ 1064 nm, 8 ns Aperture diameter ≤ 5 mm Dimensions (L x W x H) 10’’ x 7.5’’ x 9.25’’ (25.4 cm x 19.0 5cm x 23.5 cm) Operating temperature 10 to 40°C Storage temperature 5 to 50°C Software included Computer connection USB 2.0 (compatible 1.1) Power supply 100 - 240 V , 50 - 60 Hz Input angular beam divergence < 1 mrad Wavelength relative resolution 0.05 nm (for FWHM = 0.3 nm)
