Fig. 2From: Wide-field angiography in retinal vein occlusionsUltra-widefield image of a human retina in stereographic projection where both annotated ellipses comprise 110,288 pixels. The area shared by both ellipses A is 3.59 mm2. The two ellipses labelled B and C have an area of 30.9 mm2 and 17.2 mm2 respectively (image courtesy of Jano Van Hemert)Back to article page