Multichip tripler frequency To convert to the third harmonic

摘要

1. The frequency conversion system, comprising: a frequency doubler unit located along the beam path and comprising a first set of one or more nonlinear crystals; imodul frequency tripler disposed along the beam path and comprising a second set of one or more nonlinear kristallov.2. frequency conversion system according to claim 1, wherein:. first set of one or more non-linear crystal comprises a first plurality of nonlinear crystal and a second set of one or more non-linear crystal comprises a second plurality of non-linear crystals prichempervy crystal of the first plurality of nonlinear crystals mismatched at a first angle and a second crystal of the first plurality of nonlinear crystals mismatched at the second angle; and a first plurality of the second nonlinear crystal is crystal mismatched to the third angle and the second crystal of the second plurality of nonlinear crystals mismatched to the fourth ugol.3. . Frequency conversion system according to claim 2, wherein: the first angle is measured between the direction of propagation of the beam and the optical axis of the first die of the first plurality of nonlinear crystals in the first direction; and a second angle measured between the direction of propagation of the beam and the optical axis of the second crystal, the first plurality of nonlinear crystal in a second direction opposite the first napravleniyu.4. frequency conversion system according to claim 3, wherein the first angle -. a positive angle and the second angle - negative ugol.5. frequency conversion system according to claim 2 in which:. a third angle measured between the direction of propagation of the beam and the optical axis of the first plurality of second nonlinear crystal