Monochromatic Fundus Photography Timothy J. Bennett, CRA, OCT-C, FOPS Penn State Hershey Eye Center Hershey, Pennsylvania Introduction Monochromatic fundus photography is the practice of imaging the ocular fundus with the use of colored or monochromatic illumination (Figure). In 1925, Vogt described the use of green light to enhance the visual contrast of anatomical details of the fundus and coine