Shaping of laser beam profiles with a phase grating

LIANG XIANCHUN; CHEN ZEZUN

Journals >Acta Optica Sinica >Volume 5 >Issue 8 >Page 761 > Article

Acta Optica Sinica
Vol. 5, Issue 8, 761 (1985)

Shaping of laser beam profiles with a phase grating

LIANG XIANCHUN and CHEN ZEZUN

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[in Chinese]

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LIANG XIANCHUN, CHEN ZEZUN. Shaping of laser beam profiles with a phase grating[J]. Acta Optica Sinica, 1985, 5(8): 761 Copy Citation Text

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Abstract

We developed a new technique using a phase grating, which modulates the near field of a laser beam to form a far-field flat-top intensity profile. The conversion efficiency is about 90%.

LIANG XIANCHUN, CHEN ZEZUN. Shaping of laser beam profiles with a phase grating[J]. Acta Optica Sinica, 1985, 5(8): 761

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