Inclusion Criteria:  Males and females of any race At least 18 years of age Participants must be able to understand and provide verbal and written consent. Only participants who undergo the demonstration of the technology and consent to the study after full explanation will be included in research.  Exclusion Criteria:  - People who have undergone intraocular surgery less than six months ago, and potential contraindication for visual field test that include anxiety disorder, pregnancy, seizure disorder, cardiac pacemaker or another implantable device, severe vertigo or balance.