Researchers have developed a groundbreaking method to produce Fresnel zone plates — paper-thin optical lenses — using ...

A team with researchers at the University of Tokyo and JSR Corp. fabricated and tested flat lenses called Fresnel zone plates ...

Like the solar 3D printer we saw last summer, [Johnie]’s build uses a giant Fresnel lens to focus sunlight onto a piece of wood. To get some control out of his build, a 2-axis bed was made from ...

A giant fresnel lens isn’t just something you randomly find unless you’re going house to house looking for projection TVs, and finding a can of mold release after the end of the world is ...

Paper-thin optical lenses simple enough to mass produce like microchips could enable a new generation of compact optical ...