Fig. 1. Optical principle design of 1064 nm laser

Fig. 2. MOPA structure of optical power fiber amplification stage

Fig. 3. Pump power of PA and BO varying with MOPA output power, and pump power of amplifier varying with pump current. (a) Pump power of PA and BO varying with MOPA output power; (b) pump power of amplifier varying with pump current

Fig. 4. Spectral curves of output signal of amplifier

Fig. 5. AOM output optical power varying with modulating voltage

Fig. 6. RIN spectral lines of two optical dipole traps with full output power (inset is detail of shadow area from DC to 10 kHz)

Fig. 7. Optical power curves of 1st FORT and 2nd FORT(inset is details of 2nd adia. cooling stage, subfigures Ⅰ,Ⅱ, and Ⅲ are atom optical density of end of 1st eva. cooling for 1st FORT, end of holding for 2nd FORT,and end of 2nd adia. cooling)