Fixation problems in fundus photography.

Smartphone Fundus Photography

Smartphone fundus photography is a simple technique to obtain ocular fundus pictures using a smartphone camera and a conventional handheld indirect ophthalmoscopy lens. This technique is indispensable when picture documentation of optic nerve, retina, and retinal vessels is necessary but a fundus camera is not available. The main advantage of this technique is the widespread availability of sma...

Fundus photography and fluorescein angiography.

Fundus and Optic Disc Photography

l'rircuiar polarizers have been used v for difrerent ophthalmic applications, such as ophthalmoscopy,' lens photography,' and corneai endothelial microscopy.3 To the best of our knowledge, circular polarizers have not been applied to fundus photography. A linear polarizer polarizes light in a plane. In fundus photography, it has been used to show the birefringence of the nerve fiber layero and ...

Stereo Fundus Photography: Principles and Technique

Editor's note: The following is an excerpt from a chapter in the forthcoming book by Patrick J. Same, M.Ed., CRA, FOPS, and Marshall E. Tyler, CRA, FOPS, Ophthalmic Photography, A Textbook of Retinal Photography, Angiography, and Electronic Imaging, Boston: Butterworth-Heinemann, 1997 (available October 1996). This up-to-date comprehensive manual covers the classic topics of fundus photographic...

Fluorescein fundus photography of angioid streaks.

The most characteristic ocular lesions in pseudoxanthoma elasticum are the angioid streaks which may be seen in about 85 per cent. of cases. The associated features in the fundus are a peculiar mottled appearance (Shimizu, I96I), peau d'orange (Smith, Gass, and Justice, I964), and yellowish-white spots (salmon spots). While most subjects showing angioid streaks have pseudoxanthoma elasticum, cl...