Perkin Elmer, L1272388, 50 mm VATR Crystal - KRS-5, 45°, Parallelogram

The Variable Angle ATR (VATR) Accessory has a vertically-mounted ATR crystal and an optical layout based on an optimized Gilby configuration. This allows for continuous adjustment of the incident beam angle between 30-60°. Its unique mirror mechanism allows for precise and repeatable alignment. This high throughput accessory requires a VATR Crystal Clamp and Holder for 25 mm crystal options (L1272386) and for 50 mm crystal options (L1272443). This accessory is compatible with Spectrum 3/Frontier spectrometers.