PHASE FILTER DESIGN FOR EFFICIENT SIDE LOBE SUPPRESSION IN PHASE COUPLED CO2 WAVE-GUIDE LASERS ARRAY

被引:11
作者
LESCROART, G
MULLER, R
BOURDET, GL
机构
[1] Laboratoire d'Optique Appliquée, Ecole Nationale Supérieure de Techniques Avancées, Ecole Polytechnique
关键词
D O I
10.1016/0030-4018(94)00691-M
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
This paper deals with far field side lobes suppression of the emission of a linear array of phase coupled lasers using phase filter outside the cavity. In a first part, we numerically investigate the optimal parameters for three shapes of the phase filter versus the filling factor of the array. We report after experimental results obtained by using a linear array of nine CO2 square waveguide lasers. Experimental results agree well with the numerical simulations.
引用
收藏
页码:233 / 240
页数:8
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