Each of the 20 or so distinct ganglion cell types is thought to transmit a complete visual image to the brain, because the receptive fields of each type form a regular lattice covering visual space.

More information: Marcelo Bertalmío et al, Evidence for the intrinsically nonlinear nature of receptive fields in vision, Scientific Reports (2020). DOI: 10.1038/s41598-020-73113-0 Journal ...

Each of the 20 or so distinct ganglion cell types is thought to transmit a complete visual image to the brain, because the receptive fields of each type form a regular lattice covering visual space.