Tunable pulsed dye laser amplifiers and oscillators, other than those specified in Dual-Use codes 0B001.g.5., 6A005 and or 6A205.c., having all of the following characteristics— a operating at wavelengths between 300 nm and 800 nm; b an average output power greater than 10 W but not exceeding 30 W; c a repetition rate greater than 1 kHz; and d pulse width less than 100 ns, e. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . but excluding single mode oscillators.