Han Quansheng, Zhang Zhiguo. Independently tunable two-wavelength narrow-band dye laser[J]. Chinese Journal of Lasers, 1984, 11(6): 321
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We report a new kind of two-wavelength dye laser, which needs no additional intracavity element. The tuning of the two wavelengths is entirely independent and the frequency-difference is not limited by the gain spectral width of a single dye.