Refractive Errors & Correction
What refractive errors & correction means
Explore common sight problems and how they are corrected.
Before you start
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Worked example
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Short-sightedness, where distant objects appear blurred, is called:
- Hyperopia
- Myopia
- Astigmatism
- Presbyopia
Working: In myopia the image forms in front of the retina; concave (minus) lenses correct it.
Curriculum and exam alignment
Curriculum notes are a general guide to where this work normally sits. Always check the syllabus your school or examination body is currently using.
Related skills
Other Vision Science & Eye Care skills in Optometry, at the same point in the course.
Other Optometry topics
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Practise refractive errors & correction
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