The M1142-SF80L-0.5 from ISOMET is a Acousto-Optic Modulator with Diffraction Efficiency 60 to 80%, Rise Time 48 ns, Optical Wavelength 700 to 1064 nm, RF Power 3.0 to 5.6 W, Center Frequency 80 MHz. More details for M1142-SF80L-0.5 can be seen below.