... elliptical reflector 椭圆反射镜,椭圆反光... elliptical spot 椭圆形斑 elliptical mirror 椭圆镜 ...
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Conditions by which a circular symmetrical focussed spot can be obtained when the incident laser beam is an elliptical Gaussian profile are determined.
确定了当入射光场为椭圆高斯分布时，获得圆对称聚焦光斑的条件。
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By March, you may have no trouble getting a spot on the elliptical.
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