215646 ⎘
Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range; Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating; Pulse generation, e.g. Q-switching, mode locking using mechanical devices Q-switching Rotating prism
LASER BEAM COMBINATION APPARATUS
#2Process using a single circular wedge prism for fine alignment of a laser cavity with a single-axis scanning element as the optical Q-switch
#3Wavelength tunable external cavity quantum cascade laser utilizing an angle tuned immersion grating as a wavelength selective filter element