The STG-T-M080-0.5C8J-3-F2P from Sintec Optronics is a Acousto-Optic Modulator with Rise Time 70 to 100 ns, Optical Wavelength 1530 to 1565 nm, RF Power 0.3 to 0.4 W, Optical Power 1 W, Center Frequency 80 MHz. More details for STG-T-M080-0.5C8J-3-F2P can be seen below.