6A205

Argon ion "lasers" having both of the following characteristics: 1. Operating at wavelengths between 400 nm and 515 nm; and 2. An "average output power" greater than 40 W;

Tunable pulsed single-mode dye laser oscillators having all of the following characteristics: 1. Operating at wavelengths between 300 nm and 800 nm; 2. An "average output power" greater than 1 W; 3. A repetition rate greater than 1 kHz; and 4. Pulse width less than 100 ns;

Tunable pulsed dye laser amplifiers and oscillators, having all of the following characteristics: 1. Operating at wavelengths between 300 nm and 800 nm; 2. An "average output power" greater than 30 W; 3. A repetition rate greater than 1 kHz; and 4. Pulse width less than 100 ns;

Pulsed carbon dioxide (CO2) "lasers" having all of the following characteristics: 1. Operating at wavelengths between 9 000 nm and 11 000 nm; 2. A repetition rate greater than 250 Hz; 3. An "average output power" greater than 500 W; and 4. Pulse width of less than 200 ns;

Para-hydrogen Raman shifters designed to operate at 16 μm output wavelength and at a repetition rate greater than 250 Hz;

Neodymium-doped (other than glass) "lasers" with an output wavelength between 1 000 and 1 100 nm having either of the following:

Pulse-excited and Q-switched with a pulse duration equal to or more than 1 ns, and having either of the following:

A single–transverse mode output with an "average output power" greater than 40W; or

A multiple-transverse mode output having an average power greater than 50 W; or

Incorporating frequency doubling to give an output wavelength between 500 and 550 nm with an "average output power" of more than 40 W;

Pulsed carbon monoxide (CO) "lasers", other than those specified in 6A005.d.2., having all of the following: 1. Operating at wavelengths between 5 000 and 6 000 nm; 2. A repetition rate greater than 250 Hz; 3. An "average output power" greater than 200 W; and 4. Pulse width of less than 200 ns.