Design for a machine for grinding convex lenses 1500

This ink drawing by Leonardo da Vinci, created around 1500, depicts a design for a machine used to grind convex lenses. This drawing, like many others in his notebooks, reflects da Vinci’s fascination with the intersection of art and science. His detailed and intricate drawings showcase his deep understanding of mechanics and his commitment to exploring the world around him. Leonardo da Vinci’s work is characterized by his meticulous attention to detail and his exploration of the human form and the natural world.