mtllib ./compass emission 1.mtl
o UModeler Object (5)
v 0 0 0.5
v 0 0 -0.5
v -1 7.5 -0.5
v -1 7.5 0.5
v 1 7.5 0.5
v 1 7.5 -0.5

vt 0.5 0
vt -0.5 0
vt -0.5 7.5
vt 0.5 7.5
vt 1 7.5
vt 0 0
vt -1 7.5

vn -0.9912279 -0.1321637 0
vn 0.9912279 -0.1321637 0
vn 0 0 -1
vn 0 0 1

usemtl blue_glow
f 3/3/1 2/2/1 1/1/1
f 4/4/1 3/3/1 1/1/1
f 2/1/2 6/4/2 5/3/2
f 1/2/2 2/1/2 5/3/2
f 6/7/3 2/6/3 3/5/3
f 4/7/4 1/6/4 5/5/4