systems and methods for improvements to optical coherence tomography systems for operating in different imaging modes are presented . in one embodiment , a system for identifying the presence and type of an adjunct lens operably connected to the oct instrument for changing between imaging modes in the system is described . in a second embodiment , a system for dynamically autofocusing the oct system depending on the layer of interest is presented . in a third embodiment , the overall power of the system used for imaging can be adjusted depending on the location and type of scan desired while accounting for the safety standards for recommended light exposure .