Er: YAG laser

Er: YAG laser is a new type of laser in the 1980s. When the doping focus is high, the laser can obtain an outcome of 2.94 μm. Since the laser …

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Excellent nonlinear crystal

The nonlinear crystal is the crystal that reveals the nonlinear optical result more than twice for the laser electric area. Nonlinear optical crystal is a type of useful material in …

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