基于对红光激光束大气传输特性的分析，讨论了激光束传输过程中背景光干扰、大气衰减和湍流效应的影响。
Based on analysis on transmission property of red laser beam, impact from background light, attenuation and scintillation are discussed.
这是一部关于如何制作金、银和铜等金属的反射、高光、折射率和衰减等光学特性的教程。
A tutorial on making use of reflection, specular, index of refraction, Fresnel, and fall-off to create gold, silver and copper material.
从有限高斯背景下空间暗光孤子诱导折射率分布出发，用等效衰减矢量法得到它所自诱导的波导的色散特性。
We use the equal-attenuation-vector method, to numerically study dispersion characters of dark spatial soliton induced waveguide under limited background.
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