Gansu All Solid-State Laser Engineering Research Center;
Tianshui 741001;
China;
Engineering Research Center of Integrated Circuit Packaging and Testing;
Ministry of Education;
Tianshui 741001;
China;
School of Electronic Information and Electrical Engineering;
Tianshui Normal University;
Tianshui 741001;
China;
Beijing National Laboratory for Condensed Matter Physics;
Institute of Physics;
Chinese Academy of Sciences;
Beijing 100190;
China;
Shanghai Institute of Optics and Fine Mechanis;
Chinese Academy of Sciences;
Shanghai 201800;
China;
femtosecond optical parametric oscillator; synchronously pumping; quasi-phase-matching; MgO:PPLN crystal;