algorithmic experiments by andreas koerberle, aka eskimoblood. excursions into the possibilities with guilloche patterns and voronoi structures.
via eskimoblood
a collection of patterns and graphical landscapes kept in pure black and white.
“Guilloché patterns are spirograph-like curves that frame a curve within an inner and outer envelope curve. They are used on banknotes, securities, and passports worldwide for added security against counterfeiting.” via wolfram Math World
