The Leica OH-1 surgical microscope is used for Neurological and spinal surgeries. Leica Microscopes are widely recognized for their optical precision and innovative technology. The OH-1 microscope has a Neurosurgical OP-Microscope that has a fully motorized adjustment of the zoom and focus. The Binocular, swiveling, tube working distance is 272-312mm, the field of sight is 20-72mm, the cold light source 12V with 50W and f = 325.