Laboratory of Behavioral Ecology and Evolution at Seoul National University Light and foraging ants seem totally unrelated, but they have one thing in common: they travel along time-reducing paths.

Refraction is the change in direction of light when it passes from one medium to another. The working of a lens is based on the refraction of light when they pass through it. Lens is a piece of ...

The meniscus lens' concave surface faces the first two lens elements, and thus incoming light rays, while the convex surface interfaces with the sensor, focusing light onto the sensing surface. This ...