An optical coherence tomography (“OCT”) system that includes a planarizing transparent material is provided. The OCT system includes an OCT probe comprising: a body having a distal end and a proximal end; a positioner adapter located at the proximal end; a connector to an OCT analysis device, the connector located at the proximal end; and, an OCT scan lens located at the distal end. The OCT system further includes: a transparent material configured to planarize tissue at a scan plane of the OCT scan lens.