Subjects who have any of the following conditions

1. Diabetes mellitus (DM) and/or diabetic retinopathy

2. Uncontrolled Hypertension (HT)

3. Cerebral infarction, cerebral hemorrhage, cranial nerve neoplasm and other central nervous system diseases affecting vision

4. Cardiac, hepatic, renal and hematologic diseases

5. A current condition requiring systemic administration of steroid

6. A history of, or currently receiving, anticancer therapy

7. Epileptic seizures which are optically induced

8. Dementia

Subjects who have other life threatening and debilitating systemic diseases

Note: Additional criteria may apply

OCT Agreement and Crossed Precision Study