Refraction Certificate

Refraction Certificate Question Bank

The Refraction Certificate is practical, so nothing replaces hands-on refraction. But the optics behind it is very learnable, and this bank drills that knowledge: retinoscopy and focimetry principles, notation and transposition, and the dioptric maths, with explanations that actually teach.

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Refraction questions
Everytopic
Citedexplanations & AI tutor
Why AuroPrep

Why trainees choose AuroPrep for Refraction

Not a recycled MCQ dump. Exam-style questions with explanations that reference the underlying science, across every syllabus domain.

Optics and refraction SBAs
Single best answer questions on the optics and refraction knowledge the certificate assumes, each with a fully referenced explanation.
Explanations that teach
A grounded AI tutor shows you why your chosen answer was wrong and cites the source it drew from, without inventing one.
The knowledge behind the stations
Retinoscopy optics, focimetry and lens neutralisation, notation and transposition, and the dioptric maths, mapped to the exam's skills.
Adaptive, spaced practice
Spaced repetition and weak-area targeting point your revision where it will change your understanding.
Coverage

Every Refraction subject, covered

Practice mapped to each syllabus area. Explore the subjects with a full guide, or go straight to the questions.

Retinoscopy
The optics of objective refraction: with and against movement, working distance, neutralisation and the power cross.
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Focimetry & lens neutralisation
Reading a spectacle prescription by focimeter or hand neutralisation, including prisms and the near add.
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Subjective refraction
Best-sphere refinement and cross-cylinder for axis and power, with clear prescription recording.
Binocular balancing
Humphriss, duochrome and blur-back techniques, and final acuity in LogMAR.
Optics & notation
Prescription notation and transposition, and dioptric and working-distance conversions.
Prisms & lens types
Prism power and orientation, and the lens forms you will meet in practice.
How it works

From diagnostic to exam-ready in three steps

1
Take a diagnostic
A short set across the optics and refraction topics shows exactly where you stand today.
2
Practise by topic or mode
Drill weak areas, run timed sets, or revise with immediate feedback.
3
Build fluency
Make the notation and dioptric maths automatic before you are at the instrument.
Adaptive practice

Stop re-reading what you already know

AuroPrep watches how you answer and steers each session toward your weakest topics, resurfacing them right before you'd forget. You spend each hour on what will raise your score, not on what already feels comfortable.

Weak-area sessions serve the topics you score lowest on first, and spaced repetition brings each one back just before it slips. The plan adapts to you instead of running a fixed playlist.

Plans & pricing

Simple, one-off pricing

Buy the months you need before your diet, with no subscription and no auto-renewal. Start free and upgrade when you're ready.

2 months
£29one-off
£14.50 / month
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3 months
£39one-off
£13.00 / month
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6 months
£59one-off
£9.83 / month
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One-off access · no auto-renewal · effective monthly price shown for comparison.

Try 20 sample Refraction questions free

A 20-question lifetime sample with full explanations and a taste of the AI tutor. No card required, because the questions should earn the upgrade on their own.

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Clinically reviewed

Written by clinicians, checked by clinicians

Every question passes a two-stage clinical review before it reaches you. A subspecialty clinician writes it, then a second consultant checks it for accuracy and exam alignment.

Refraction Certificate question bank: FAQ

Start practising Refraction today

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