Using suitable correcting optics, a 2× diffraction-limited beam has been obtained from a high power transverse flow dye laser. Beam divergence in the direction parallel to flow is controlled by a sound wave and may be compensated for externally.
© 1978 Optical Society of America
D. B. Northam, M. E. Mack, and I. Itzkan, "Unstable resonator mode control in a transverse flow dye laser," Appl. Opt. 17, 931-935 (1978)