Accurately and efficiently obtains and documents the following technical data in compliance with assigned clinical study protocols: refractometry, tonometry (e.g., applanation, tonopen), keratometry, biomicroscopy, A-scans, pachymetry, wavefront testing, photography, corneal topography, visual fields, contrast sensitivity, GDX, tear break-up times, tear volumes, special testing for government agencies, and other tests as needed. Serves as the primary liaison between clinical study sponsors, patients, and MEC staff regarding study protocol requirements and communicates clinical study information with study participants, providers, clinical study project team, and clinical research manager in an appropriate format (e.g., meeting minutes, status reports, telephone calls, e-mails, memos, and letters).