OPTICAL PERFORMANCE Wavelength Range: 8,300 – 350 cm-1 optimized, proprietary KBr beamsplitter; 7,800-225 cm-1 with CsI beamsplitter option Spectral Resolution: 0.4 cm-1 for the 3028 cm-1 band in Methane Wavelength Precision: 0.008 cm-1 at 2,000 cm-1 Wavelength Accuracy: 0.02 cm-1 at 2,000 cm-1 Signal-to-noise: 10,000:1 peak-peak, 5 seconds 34,000:1 peak-peak, 1 minute 15000:1 peak-peak, 5 seconds 50,000:1 peak-peak, 1 minute with high performance pack |