Juho Kunsola
Image 1 (rearranged to 2 rows): Separating specular and diffuse reflected light (a) Normal image in dot lighting (b) Image of the diffuse reflection which is caught by placing a vertical polarizer in front of the light source and a horizontal in the front the camera (c) Image of the highlight specular reflection which is caught by placing both polarizers vertically (d) Subtraction of c from b, which yields the specular component Images are scaled to seem to be the same luminosity. Origi...