Clinical Investigation of MAIA Microperimeter Device: Mesopic Normative Database Collection

This study is building a normal reference database for a type of eye test called mesopic microperimetry, which measures how well your central vision works in dim lighting. Researchers need healthy participants to establish what 'normal' results look like. **You may be eligible if...** - You are 18 or older - You have good vision (20/25 or better, with or without glasses) - Your eye pressure is normal (21 mmHg or below) - Your optic nerve and retina appear healthy on examination - You have no history of significant eye problems or surgery (other than uncomplicated cataract surgery more than 6 months ago) **You may NOT be eligible if...** - You have been diagnosed with glaucoma or are suspected of having it - You have a history of high eye pressure - You have diabetic retinopathy or other retinal diseases - You take medications that could affect your vision test results - You have amblyopia (lazy eye) or poor fixation Talk to your doctor to see if this trial is right for you.