There are 2 locations while in the retina, called the deep and shallow fovea, which can be specialized for acute vision.[forty two] These locations comprise the best density of photoreceptors, and provide the highest details of visual acuity. The deep fovea points forward at an approximate forty five° angle, when https://e-bookmarks.com/story6032618/the-best-side-of-why-petsky-store