The AOMO 3200-120 from G&H is a Acousto-Optic Modulator with Modulation Bandwidth 26.5 to 52 MHz, Rise Time 13 to 23 ns, Optical Wavelength 442 to 488 nm, RF Power 0.53 to 0.65 W, Center Frequency 200 MHz. More details for AOMO 3200-120 can be seen below.