Eyenovia MiDD Usability Study

Inclusion Criteria: * Healthy patients without significant ocular pathology and mean unmedicated diurnal intraocular pressure (IOP) in the range of of 17-27 mmHg * Willing to forego use of contact lenses during study period * Presence of cognition an dexterity necessary to follow MiDD drug administration instructions * Female subjects must be 1-year postmenopausal, surgically sterilized, or if of childbearing potential, have a negative serum pregnancy test Exclusion Criteria: * Prior clinically significant ocular history or abnormal eye exam * Use of ocular medication within 30 days of screening * Use of oral steroid within 30 days of screening, or anticipated need for ocular steroid treatment during study period * History of drug or alcohol abuse within 1 year of screening * Lid squeezer * Presence of disabling arthritis or limited motor coordination that would limit self-handling of the MiDD * Participation in any interventional study of an investigational drug or device within 30 days of screening