A Study Conducted to Evaluate the Conjunctiva and Tenon's Capsule Status of Healthy Subjects and in Participants With Neovascular Age-related Macular Degeneration (nAMD)/Diabetic Macular Edema (DME)

Inclusion Criteria: For nAMD/DME participants: \- Diagnosis of nAMD/DME For healthy subjects: \- Normal visual function Exclusion Criteria: * Current or past treatment for glaucoma (only for healthy subjects) * Dry eye disease except those treated only with artificial tears * Ocular hypertension treated with hypotensive drugs * Pterygium * Strabismus * Previous ocular surgery except cataract surgery * Cataract surgery with scleral incision * Current contact lens wearers * Myopia with more than 6 diopters * Corneal transplant * History of ocular surface inflammation * Active or recent conjunctivitis infection * Pregnancy * Participant who has already received an IVT injection in the superotemporal quadrant (only for nAMD/DME participants)