UMF, MC, SM or UM ultra-micro cuvettes can be fitted into the holder Description:The condenser system let smaller spot be condensed on the cuvettes and let morelight pass the cuvettes. When the ultra-micro cuvettes with round clear aperture of2mm or rectangular aperture smaller than 2x5mm are used, the sufficient signal noiseratio can be got.UMF, MC, SM or UM ultra-micro cuvettes can be fitted ...