Eyesight numbers · −5.00 explained

Is −5.00 Eyesight Bad?

−5.00 is a moderate glasses number — not mild, not in the high range, but firmly in the middle where lenses go on with the morning alarm. Without them, your sharp world ends at roughly 20 cm from your face, closer than you'd hold a paperback. It corrects fully, though: with the right lenses on, vision at −5.00 is normally a clean 20/20.

Your glasses number

−5.00diopters

−5.00 sits in the middle of the moderate band, which runs −3.25 to −6.00. Below it is mild (up to −3.00), where people often go without glasses indoors; above −6.25 is high, where the sharp zone shrinks nearer than most people hold a phone. −5.00 is squarely a glasses-from-waking number, but well short of the high end.

What −5.00 actually means

The defining fact of −5.00 is how near the clear zone sits. Divide one meter by five and you get 20 cm — past that, edges soften and detail drops away. Bare-eyed, you can read a phone if you bring it in close, but a face across a dinner table is already a soft shape, and a TV across the room is color and motion rather than picture. This is the level where most people genuinely can't function without glasses the moment they're out of bed.

At −5.00 the lenses themselves start to have presence. They're thicker at the edges than a mild number, they shrink the world very slightly, and a strong pair left across the room is a real inconvenience. None of that is alarming — it's just the practical texture of a moderate number that a −1.00 person never deals with. Their visual life and a −5.00 person's are genuinely different worlds, even though both wear glasses.

It's also common to confuse −5.00 with something far worse, because the bare-eyed blur is dramatic. It isn't. −5.00 is nowhere near legal blindness — that's judged on vision with your best lenses, and −5.00 corrects to sharp. The strong blur with the glasses off says nothing about the corrected result, which is normal.

See where any number lands

−5.00is one point on the scale. The free interactive explainer takes any 20/xx chart result or glasses number and shows the clear distance, the mild-to-high band, and what “legally blind” does and doesn't mean — with the diagrams above and a side-by-side chart-to-glasses table.

Open the eyesight-numbers explainer →

Not sure which line is yours? The free online eye test draws a real letter chart sized for your screen and your distance and reads a 20/xx line per eye. Test your own line →

Have the paper from the optician? The free eye prescription calculator explains every number on it.

Common questions

Is −5.00 eyesight bad?

It is moderate — the middle of the scale, not mild and not high. Bare-eyed your sharp distance ends at about 20 cm, so glasses are needed from the moment you wake. But −5.00 corrects fully: with lenses on, vision is normally a full 20/20. It is a common, ordinary glasses number, just one strong enough that you notice life without the lenses.

Is −5 eyesight legally blind?

No. Legal blindness is measured with your best glasses on, and −5.00 corrects to sharp vision — so it is nowhere near the threshold. The dramatic blur you see with the glasses off has nothing to do with the legal definition, which only counts what you can see once the lenses are on.

How far can you see without glasses at −5.00?

About 20 cm — one meter divided by five. Inside that distance things are sharp; beyond it they soften quickly. That is closer than you would normally hold a book, which is why a −5.00 glasses number means functioning without lenses is genuinely difficult.

What is 20/xx for a −5.00 glasses number?

Bare-eyed on a wall chart, −5.00 usually lands well past the bottom rows — only the big top letters are readable. But that is the chart result with the glasses off. With the right lenses on, a −5.00 eye normally reads the full 20/20 line.

More numbers explained

20/200 20/70 −1.25 −0.50 −1.75 20/25 20/30 20/40 20/50 20/100 All numbers →

Real cases at −5.00

Progress reports from people whose glasses number started or ended near −5.00. The numbers are as each person reported them.

All cases in the EndMyopia case report registry →

What to do with your number

The full method is a structured 90-day program — proper lenses, measured progress, the things only experience can tune.

EndMyopia members work on lowering their glasses numbers step by step. The whole thing — your numbers explained, lens recommendations, daily habits, weekly check-ins — lives inside BackTo20/20. Full Program $997 $997 once · or $99/mo × 12 · lifetime access · money-back guarantee.

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Or keep exploring with the free Eyeball Analyzer (20 minutes, your numbers, what they mean).

Limitations & disclaimer

EndMyopia treats myopia as a refractive state, not a medical condition. This is a free educational tool — not medical advice, diagnosis, or a substitute for a licensed optometrist. Measurements depend on camera quality and how carefully you mark the card edges; expect ±5–10 % on laptops, ±10–15 % on phones. For lens orders, eye health concerns, or any task requiring full 20/20 vision, see a licensed professional.