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Dimmer's fundus camera, developed about 1904, was a complicated and sophisticated research tool and it was not until 1926 that Stockholm's Johan Nordenson and the Zeiss Camera Company were able to market a commercial device for use by practitioners, which was the first modern Fundus camera. [6]
Fundus photographs of the left eye (left image) and right eye (right image). Each fundus has no sign of disease or pathology. The gaze is into the camera, so in each picture the macula is in the center of the image, and the optic disc is located towards the nose. Both optic discs have some pigmentation at the perimeter of the lateral side ...
Fluorescein angiography [1] (FA), fluorescent angiography (FAG), or fundus fluorescein angiography (FFA) is a technique for examining the circulation of the retina and choroid (parts of the fundus) using a fluorescent dye and a specialized camera.
Healthy eye fundus viewed through a retinal camera Retinal image with signs of macular degeneration. Teleophthalmology is a branch of telemedicine that delivers eye care through digital medical equipment and telecommunications technology. Today, applications of teleophthalmology encompass access to eye specialists for patients in remote areas ...
There are two variants of retinal vessel analysis which are based on a special fundus camera, the Retinal Vessel Analyzer which was developed by Imedos, a medical engineering company in Jena, Germany. Basically, the Retinal Vessel Analyzer measures the diameters of small arteries and vein in the posterior segment of the eye. In static retinal ...
Fundus photographs of the right eye (left image) and left eye (right image), as seen from the front (as if face to face with the viewer). Each fundus has no sign of disease or pathology. The gaze is into the camera, so in each picture the macula is in the center of the image, and the optic disc is located towards the nose. Both optic discs have ...
Retinal hemorrhage (UK English: retinal haemorrhage) is a disorder of the eye in which bleeding occurs in the retina, the light sensitive tissue located on the back wall of the eye. [1] There are photoreceptor cells in the retina called rods and cones , which transduce light energy into nerve signals that can be processed by the brain to form ...
Fundus photographs of the right eye (left image) and left eye (right image), seen from front so that left in each image is to the person's right. The gaze is into the camera, so in each picture the macula is in the center of the image, and the optic disc is located towards the nose.