I can read my own stock book again. I had been guessing for four years.
She had known her sight was failing for years, and had worked around it. Her son read prices to her. She stopped writing down what she sold.
An eye examination at the outreach found a correction that a single pair of glasses could fix. She was dispensed them on the day, at no cost, and offered a two month follow up in case anything changed.
This is the most common outcome we see. Not a dramatic intervention, but a small one that arrives years late because nobody could afford the test.