Study Comparing the P200TE and the P200TxE in Glaucoma Patients

Inclusion Criteria: * Male or female subjects 22 years of age or older who have full legal capacity to volunteer on the date the informed consent is signed; * Subjects who can follow the instructions by the clinical staff at the clinical site, * Subjects who agree to participate in the study; * Subjects who have been diagnosed with glaucoma in the study eye as confirmed by the investigator; Exclusion Criteria: * Subjects unable to tolerate ophthalmic imaging; * Subjects with ocular media not sufficiently clear to obtain acceptable OCT images; * Subjects with any clinically significant ocular pathology except glaucoma, as determined by self-report and/or investigator assessment on the day of the study visit; * Subjects who are not reliably tested with at least one Humphrey Field Analyzer (HFA) visual field (24-2 or 30-2, white on white) measured on the day of the study visit or within the previous year from the study visit, defined as fixation losses \> 20% or false positives \> 33%, or false negatives \> 33%; * Subjects with history of dementia or multiple sclerosis