newmtl mat25 Ka 1.00 0.65 0.67 Kd 0.92 0.95 0.94 Ks 1 1 1 illum 9 Ns 300 d 0.4 Ni 1.5 newmtl mat24 Ka 0.58 0.65 1.00 Kd 0.92 0.95 0.94 Ks 1 1 1 illum 9 Ns 300 d 0.4 Ni 1.5 newmtl mat23 Kd 0.10 0.10 0.10 newmtl mat12 Kd 1.00 0.92 0.23 newmtl mat16 Kd 0.47 0.56 0.61 newmtl mat17 Kd 0.27 0.35 0.39