UV / VIS Spectrophotometer 1. Lasting Stability 2. Ultra-low stray light 3. Can be easily replaced light source Split double beam system spectrophotometer; low stray light; pre-aligned lamp; 3.2inch LCD( 128X64) ; with software 1. High UV-Vis performance between 190 and 1100 nm 2. Specially designed for industry and labs 3. Pre-set wavelength program ( 4 wavelengths) , and one-touch key response 4. Single-point curve calibration and multi-point curve calibration ( up to 12 points) 5. Display of fitting degree of curve fitting and concentration data with up to 50 sets of curve parameters storage 6. Display of concentration data with up to 200 sets of data storage 7. System clock management/ Dark current calibration/ wavelength calibration/ USB data communication 8. Data-processing software ( Optional)