Eye tests done by the doctor’s help to ensure that the patients are able to see with or without the assistance of glasses and diagnose several other problems. Trained medical professionals, ophthalmologists and optometrists make use of the fundus camera to check and predict different types of eye related complications. With the help of the fundus camera doctors can take images of the retina inside the eye. These images are used by the doctors to diagnose a disease or the images can be analyzed later in screening programs. The instrument consists of a microscope of low power along with a camera. The camera provides a magnified, upright view of the fundus that helps in the diagnosis of various ocular ailments. But the device is widely used for the diagnosis of a disease known as retinopathy which is quite common in people suffering from diabetes.
The fundus camera optics is much similar to that of an indirect ophthalmoscope where via a series of lenses the light is focused. These devices are highly critical in nature and difficult to manufacture as a result of which only a few manufacturers exist like Zeiss, Topcon, Canon, CSO, Kowa, CenterVue and Nidek. Although the procedures are quite easy to carry out, opticians recommend not missing out on appointments as there is one pre-test procedure where the pupils are dilated. The vision of the person gets blurred for a short period of time and doctors take advantage of the situation to view the bigger area of the retina. It is during this procedure that a bright light is passed through the retina and the image is captured with the help of the fundus camera. Read more …
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