Carbon dioxide laser fabrication of fused-fiber couplers and tapers

被引:93
作者
Dimmick, TE [1 ]
Kakarantzas, G [1 ]
Birks, TA [1 ]
Russell, PS [1 ]
机构
[1] Univ Bath, Sch Phys, Bath BA2 7AY, Avon, England
关键词
D O I
10.1364/AO.38.006845
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We report the development of a fiber taper and fused-fiber coupler fabrication rig that uses a scanning, focused, CO2 laser beam as the heat source. As a result of the pointlike heat source and the versatility associated with scanning, tapers of any transition shape and uniform taper waist can be produced. Tapers with both a linear shape and an exponential transition shape were measured. The taper waist uniformity was measured and shown to be better than +/- 1.2%. The rig was also used to make fused-fiber couplers. Couplers with excess loss below -0.1 dB were routinely produced. (C) 1999 Optical Society of America OCIS codes: 060.2310, 060.1810, 060.2340, 220.0220, 220.4610.
引用
收藏
页码:6845 / 6848
页数:4
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