Thermo Nicolet 6700 FTIR vs. Golden Gate Diamond ATR. Complete system with laptop, software, and power supply. The system has been fully tested to meet the original factory specifications (energy ratio, noise, wavenumber accuracy, optical resolution, repeatability, detector linearity). This is a standard mid-IR configuration 7000-4000cm-1, with KBR optics, and a room temperature DTGS detector. The 6700 is a research grade FTIR that is very versatile with many types of configurations and sampling options. If you have a unique application contact us, we can provide custom or off-the-shelf sampling accessories.