Single-band Fluorescence cube Olympus U-FUNA FILTER, for BX3 and IX3 cube turrets. Narrow UV excitation and Bandpass emission filter. Exciter filter: 360-370 nm, beam splitter: 410 nm, barrier filter: 420-460 nm. Compatible with BX3-URA, BX3-RFAS and BX3-RFAA.