A refraction test determines your eye’s prescription for glasses or contact lenses.
It measures how light bends (refracts) as it passes through the eye.
Essential for diagnosing refractive errors like myopia, hyperopia, and astigmatism.
Eye exam begins with a discussion about vision and health history.
You'll look through lenses, adjusting based on feedback to find the clearest vision.
The test is painless and typically lasts about 20–30 minutes.
Initial assessment of visual acuity using an eye chart.
Phoropter used to switch lenses until optimal vision is achieved.
Optional: Use of a retinoscope for more detailed measurement.
Provides accurate prescriptions for improved vision.
Detects early signs of eye conditions like cataracts and glaucoma.
Helps prevent eye strain and related headaches by improving focus.
Every 1–2 years, depending on age and eye health.
No, it’s completely painless.
Yes, but if your eyes are dilated, vision may be blurry temporarily.
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