Fig. 2. Light micrograph of meridional section of human retina showing the characteristic cell layers. C, choroid; R, retinal pigment epithelium; O, photoreceptor outer segments; I, photoreceptor inner segments; *, cone inner segments; ON, outer nuclear layer; OP, outer plexiform layer; N, inner nuclear layer; IP, inner plexiform layer; G, ganglion cell layer; NF, nerve fiber layer; V, vitreous chamber. Bar = 30 μm.