University of Iowa Health Care

Ophthalmology and Visual Sciences

Session 1: Oral Exam Potential Question

4) For the operating microscope foot pedal, what do “A”, “B”, and “C” do (as shown in the photo below)?

operating microscope foot pedal


  1. Joystick – Allows you to move the microscope in the X-Y plane
  2. Focus in/out
  3. Zoom in/out
last updated: 9/11/2013
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