🐟🎯

#fish scale #growth ring pattern #concentric rings #fish age #scale analysis

💧🎯

#water ripple #splash center #concentric rings #target pattern #impact point

🪵📀

#wood slice #tree ring #wood grain #log cross-section #timber circle #concentric rings

◎⚫️

#makima #control devil #makima eyes #concentric rings

💡🔍💍

#fresnel lens #lens #concentric rings #augustin fresnel