NEGATIVE-BRANCH UNSTABLE-RESONATOR COPPER-VAPOR LASER

被引:4
作者
DIXIT, SK
SINGH, B
NAKHE, SV
MITTAL, JK
BHATNAGAR, R
机构
[1] Centre for Advanced Technology, Rajendra Nagar, Indore
关键词
D O I
10.1364/OL.15.000428
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Copper-vapor lasers (CVL’s) with positive-branch unstable resonators have been used extensively for reducing output-beam divergence. In contrast, the negative-branch unstable resonator has not been applied to CVL’s. Here we study the performance of a negative-branch unstable-resonator CVL with various magnifications. A divergence of approximately 3.25 times the diffraction limit was obtained. © 1990 Optical Society of America.
引用
收藏
页码:428 / 430
页数:3
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