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Fig. 4 | Journal of the European Optical Society-Rapid Publications

Fig. 4

From: Suppression of residual amplitude modulation appeared in commercial electro-optic modulator to improve iodine-frequency-stabilized laser diode using frequency modulation spectroscopy

Fig. 4

The frequency stabilization system with RAM suppression. ECLD: external cavity laser diode; FG: function generator; PL: polarizer; EOM: electro-optic modulator; AOM: acousto-optic modulator; (P)BS: (polarizing) beam splitter; HWP: half-wave plate; APD: avalanche photodetector; TEC: thermoelectric cooler; LIA: lock-in amplifier

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