9.如图所示一束红光和一束紫光平行入射到三棱镜上经棱镜折射后交汇在屏上同一点.若三棱镜对红光和紫光的折射率分别为n1和n2. 则有 Template




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tomski9.如图所示一束红光和一束紫光平行入射到三棱镜上经棱镜折射后交汇在屏上同一点.若三棱镜对红光和紫光的折射率分别为n1和n2. 则有 coloring