In contrast to other eye types, there is no central lens or retina, resulting in poor image resolution; however, it can detect fast movement and, in some cases, the polarization of light.
There is no central lens. This is in contrast to other eye types. There is retina. This is in contrast to other eye types. No central lens is resulting in poor image resolution. Retina is resulting in poor image resolution. It can detect fast movement. This is in some cases. This is however. It can detect the polarization of light. This is in some cases. This is however.