newmtl mat15 Kd 0.81 0.85 0.86 newmtl mat16 Kd 0.47 0.56 0.61 newmtl mat21 Kd 1.00 1.00 1.00 newmtl mat8 Kd 0.96 0.26 0.21 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