title: A binocular indirect ophthalmomicroscope (BIOM) for non-contact wide-angle vitreous surgery.
abstract: The binocular indirect ophthalmomicroscope (BIOM) incorporates the principles of indirect ophthalmoscopy in the operating microscope. When used with an image inverting system, it enables noncontact 70 degrees-90 degrees wide-angle observation of the fundus during vitreous microsurgery.
mesh_terms: D006801:Humans; D008866:Microsurgery / Q000295:instrumentation*; D019721:Ophthalmoscopes; D014822:Vitreous Body / Q000601:surgery*