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The location of different en-face zones in relation to histology of the human retina. The four en-face zones include, (i) the superficial plexus, the capillary network in ganglion cell layer and nerve fiber layer; (ii) the deep plexus, a network of capillaries in the inner plexiform layer with offshoot of 55 micron; (iii) the outer retina (photoreceptors), and (iv) the choriocapillaries (choroid) with offshoot of 30 microns.
