一個有趣的光學圖案繪製程序

一個有趣的光學圖案繪製程序html λ = 600 n m \lambda = 600 nm λ=600nm α = 0.5 \alpha = 0.5 α=0.5 a = 5 λ a = 5 \lambda a=5λ k = 2 π / λ k = 2 \pi / \lambda k=2π/λ w 0 = 5 λ w_0 = 5 \lambda w0​=5λ z 0 = k ⋅ w 0 ⋅ w 0

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