回复 #1 sumu 的帖子
see the pic, (a) is the model field distribution, while (b), (c) and (d) are multi-modes.
As said, single mode (a) is gaussian shape.
Of course, multi-modes can be very different from the example shown here, it is determined by the diameter and refraction index of fiber core and cladding.
[ 本帖最后由 nilaysoft 于 2008-1-22 12:48 编辑 ]
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