Technical Features Software and Hardware: Creates its own working list. Easy access to methods. Full patient data. Printout of patient reports, profiles, controls and statistics. Storage of more than 100 patients and results in memory 132 programmable tests. Built- in graphic printer. Optics Halogen quartz lamp 6V-10W Photometric Range: -0,5 -4,000 Abs. 9 Interference filters positions: 340, 405, 450, 505, 550, 620 and 750 nm 2 free positions available. Detection System Photodiode 320-1000 nm Aspiration System Peristaltic pump driven by stepper motor. Programmable volumen up to 500 ul. Carry over 400ul. Automatic cleaning cycle.