Figure 2 | Scientific Reports

Figure 2

From: Investigation of return photons from sodium laser beacon excited by a 40-watt facility-class pulsed laser for adaptive optical telescope applications

Figure 2

Schematic of the overall experimental layout for sodium laser. LH1-LH10, laser head; QR1-QR6, quartz rotator; M1-M12, high reflector; P1-P5, thin film polarizer; HW1-HW2, half-wave plate; FR1-FR2, Faraday rotator; FP1-FP2, etalon; NLC, nonlinear crystal; BS1-BS8, beam shaper; QW1-QW3, quarter-wave plate; M13, HR at 1319 and AR at 1064 nm; M14, filter; M15 and M16, AR at 589 nm; PM, power monitor/meter; F1-F2, lens.

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