The IRAffinity-1S FTIR spectrophotometer has been designed with teaching and general research laboratories in mind. Despite its compact design, it offers full functionality for all FTIR techniques, including transmission, diffuse reflection, and attenuated total reflection (ATR). The full-sized sample compartment accommodates a wide variety of accessories to meet a diverse range of application requirements. New LabSolutions IR software, with an intuitive user interface, an extensive library of 12,000 spectra, and user-friendly macros, enables easy operation and enhanced work efficiency. In addition, numerous optional programs, including time course analysis and advanced microscope software, are available to address all modern laboratory needs.