The information contained herein is not intended as a substitute for medical advice and care from qualified, licensed health care providers. The reader should regularly consult a physician in matters relating to his or her health and particularly with respect to any symptoms that may require diagnosis or medical attention. The information is presented here to educate and inform and to guide you to an understanding of cause, prevention as well as treatment. O.D. There are many instruments that the eye doctor might use to evaluate the eye and the vision system. This report presents some of the more commonly used items and includes some photographs of what this writer uses daily.
Photographs are to help with identification.
Models from various manufacturer's may appear somewhat different. I will soon add additional photos providing examples of similar instruments from other manufacturers. The MO allows for a somewhat magnified view with limited viewing field. It can also detect changes in the clarity or obstructions in the normally transparent ocular media. The doctor must locate the instrument within a few millimeters of the pupil for viewing of the back of the eye and about 20-60cm in front for viewing the media.