Attenuator features unique mechanical design which ensures repeatability and high stability of performance. Motorized variable attenuator for femtosecond and nd yag laser pulses 990 0072m motorized variable attenuators with ΓΈ 22 mm clear aperture composed of thin film polarizers half waveplates and opto mechanics for easy setup. Motorized rotation of the waveplate allows continuous variation of the intensity ratio of the output beams.
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