Fig. 6

Field of view compared between (a) ultra-wide field fundus image and (b) 30° image. Both photographs show sea fan lesions in the peripheral fundus of sickle cell disease patients. Reprinted with permission from A.W. Scott, G.A. Lutty, and M.F. Goldberg. Hemoglobinopathies. In: Schachat AP, Wilkinson CP, Hinton DR, Sadda SR, Wiedemann P, eds. Ryan’s Retina. 6th Edition. Philadelphia, PA: Elsevier; 2018