outer ring
r=178 · glass bead wall · dominant frame
sclera
r=172 · dark cobalt · deep navy fill
iris
r=123 · 96 stroma fibers · rotating
pupil
r=68 · scan sweep · saccade engine
center dot
r=5 · = C-mark dot · unified geometry
ward marks
8 chevrons · r=184 · threat-reactive