Chin. Phys. B
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Chin. Phys. B  2011, Vol. 20 Issue (2): 024211    DOI: 10.1088/1674-1056/20/2/024211
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Fast generation of controllable equal-intensity four beams based on isosceles triangle multilevel phase grating realized by liquid crystal spatial light modulator
Liu Xiang, Zhang Jian, Wu Li-Ying, Gan Yu
Institute of Ultra-Precision Optoelectronic Instrument Engineering, Harbin Institute of Technology, P.O. Box 3017, No. 2 Yikuang Street, Nangang District, Harbin 150080, China

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