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从柯林斯积分公式出发,研究了高斯光束通过双焦透镜后的聚焦特性
Starting from Collins integral formula, the focusing characteristics of Gaussian beams passing through a bifocal lens are studied
准分子激光眼科治疗仪可以用来进行近视、远视、散光等屈光不正的矫正手术
The excimer laser refractive surgical instrument can be used to correct myopia, hyperopia astigmatism diopter
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