The operating microscope. Past, present and future.
D001331:Automation; D003201:Computers; D049673:History, 20th Century; D006801:Humans; D008853:Microscopy / Q000266:history / Q000295:instrumentation; D009873:Operating Rooms; D013508:Ophthalmologic Surgical Procedures; D009885:Ophthalmology / Q000295:instrumentation*