and in his recent address to the Colour Group of the Physical Society (November 22), directed attention to the defective colour vision of the fovea centralis in the normal eye. He pointed out that ...

Tiny silicon cones inspired by the eye's fovea centralis could unlock big gains in solar cell efficiency (Image: S. Schmitt/MPL) 2 / 2 Light concentration rises in the funnels as the shape narrows ...

But because of the eye's construction, we're viewing objects within just a very small area in the central part of the retina called the "fovea centralis." It is here that the so-called "cones ...

Another example is color perception; most of the 6 to 7 million cone photoreceptor cells in the eye that detect color are crowded within the fovea centralis at the center of the retina.

A human hair is around 100 μm in diameter, a blood cell is 7 μm, a cone near the fovea is about 4 microns, and a rod is just 2 microns ... Since many of the eye diseases most amenable to ...