But No Specular Light的意思|示意

但无镜面光 Out the first ball only the blue material of the diffuse reflectance light the second column has blue diffuse reflection is not only light, but also the specular reflection light of the high-low light the third out in the Blue Man is not only reflected light, but also the specular reflection light, very bright high-light fourth column also includes the radiation, but no specular light.