"I can't read scripts anymore because of the trouble with my eyes," she said.
"Somebody comes in and reads them to me, like telling me a story. It's usually my daughter or my agent or a friend and actually I like that, because I sit there and imagine the story in my mind."
She said the worst thing about it was not being able to read menus while dining out.
"The most distressing thing is in a restaurant in the evening I can't see the person I'm having dinner with ... I know there might be something going on but sometimes I can't see it and that infuriates me as I think I'm really missing out on something."
Dench said she was having injections and wearing special glasses to combat the disease.
She won an Oscar for her role as Queen Elizabeth in Shakespeare in Love but is most famous for playing MI5 boss M in the Bond films.
- Herald online