Dezeng's Medical Student Eye Model For Ophthalmoscope Training For SaleThis is a student's teaching eye model by DeZeng Standard Company of Camden, New Jersey. By looking through the front with an opthalmoscope, the student could study the retina, as if looking into a patient's eye. One such disc is included. Henry Lawrence DeZeng founded his company at the turn of the 20th century. He was a prolific inventor. He made the first electric opthalmosocope, the first with a non-corrosive mirror, and the first one with a battery in the handle.
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