The blueprint of an optical system. By drawing the path of individual rays, we can predict...
Is the image actually there, or is your brain playing tricks? Some images can be projected...
The "fish-eye" view that keeps the world safe. These outward-curving mirrors are...
Bending light inward for a closer look. From makeup mirrors to giant telescope reflectors,...
The physics of your morning routine. A flat mirror seems simple, but it creates a perfect ...
Making the invisible visible. Whether peering at a distant galaxy or a microscopic cell, w...
The most sophisticated autofocus system on the planet. Our eyes constantly change shape to...
The art of scattering light to see the bigger picture. By pushing light rays apart, these ...
Bringing the chaos of light into a single, sharp point. These thicker-in-the-middle lenses...