That has allowed her to remain involved with Shakespeare-related projects and educational initiatives.
Rather than simply stepping away from the cultural world that shaped her career, Dench has increasingly focused on sharing her knowledge and experience with younger generations.
This is significant because her contribution is no longer dependent on performing in exactly the same way she did earlier in her career.
Teaching, conversation, storytelling and spoken performance can all remain accessible even when reading a printed page becomes impossible.
Her television is now something she hears
Perhaps one of the simplest details from Dench's recent interview captures the scale of the change better than anything else.
She can still turn on the television.
But she cannot really watch it.
Instead, she listens.
Dench mentioned missing the experience of watching broadcaster Clive Myrie on Mastermind, while still being able to hear the questions.
For most people, television is an overwhelmingly visual experience. For someone with advanced central vision loss, it can become primarily an audio experience.
That change may appear small from the outside, but it represents a major alteration in everyday life.
A person can lose access not only to work but also to entertainment, reading, hobbies and spontaneous visual experiences.
Activities that once required no thought suddenly require adaptation.
Losing independence can be emotionally difficult
Dench has also spoken about activities she can no longer enjoy in the same way, including driving, embroidery, reading and going out independently.
These are not simply hobbies.
They represent independence.
Being able to drive somewhere alone, pick up a book, recognize a friend across a room or walk through an unfamiliar place without assistance are all forms of autonomy that many people take for granted.
Severe vision loss can change that.
The National Eye Institute explains that low vision can make everyday activities difficult even when a person has access to glasses, contact lenses, medications or surgery. It also emphasizes the potential value of vision rehabilitation and low-vision devices in helping people remain active and independent.
For Dench, accepting help has increasingly become part of daily life.
That does not necessarily mean giving up independence altogether. Instead, it means redefining what independence looks like.
Adaptation can take many forms
One of the most important lessons from Dench's experience is that disability does not always mean the end of meaningful activity.
People living with vision loss may use magnification, audio technology, mobility assistance, adapted lighting, screen readers, larger text and other tools to continue doing things they enjoy.
Vision rehabilitation can also help people develop strategies for navigating daily activities.
For someone whose career depends on language, memory can become an especially powerful resource.
Dench's ability to memorize Shakespeare demonstrates how skills developed over decades can sometimes provide alternative pathways when one ability becomes impaired.
Her experience also demonstrates why accessibility is about more than physical infrastructure.
A person with severe vision loss may need information delivered through speech rather than print. They may need another person to identify someone in a room, describe a scene or guide them through an unfamiliar environment.
These adaptations can make the difference between isolation and continued participation.
A reminder that aging is not one single experience
Dench's recent comments also touch on another dimension of growing older.
She has spoken candidly about the difference between long-term memory and short-term memory. She has joked that she can remember Shakespeare but sometimes cannot remember what she is doing the next day.
It is important not to automatically interpret such comments as a medical diagnosis.
Memory changes can have many causes, and only a qualified clinician can assess whether someone's memory difficulties represent normal aging, medication effects, stress, sleep problems or a neurological condition.