Fig. 3: Experimental setup of bright squeezed light generation. | Light: Science & Applications

Fig. 3: Experimental setup of bright squeezed light generation.

From: Bright squeezed light in the kilohertz frequency band

Fig. 3

PM phase modulator, AM amplitude modulator, AOM acousto-optic modulator, OI optical isolator, RPD resonant photodetector, PID proportional–integral–derivative, SHG second harmonic generator, λ/2 half-wave plate, PBS polarization beam splitter, DBS dichroic beam splitter, VBS variable beam splitter, OPO optical parametric oscillator, PS phase shifter, il-PD in-loop photodetector, ool-PD out-of-loop photodetector, 99:1 BS 99:1 beam splitter, SA spectrum analyzer

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