Colour stereociné photography with twin cameras through the operation microscope.
Two Beaulieu R16 cinecameras attached toa Zeiss operation microscope, OP Mi2, one for each side, produced colour cine films. When these were projected through polarizing filters on to a silver screen, the audience (wearing appropriately oriented polarizing spectacles) achieved a stereoscopic view.
D006801:Humans; D008866:Microsurgery / Q000295:instrumentation*; D009040:Motion Pictures; D009885:Ophthalmology / Q000295:instrumentation*; D010781:Photography / Q000379:methods*