Image resolution
What Image resolution means in Physics A-Level, as defined for AQA.
Definitions of Image resolution
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Reference: AQA
How small a separation of features can be distinguished, so a technique producing sharp, high-contrast images of fine structure scores well.
The ability to distinguish two close objects or fine detail, linked to the imaging modality's wavelength or physical interaction mechanism.
Topics that use Image resolution
- CT scanner (A-level only) (AQA A-Level)
- Imaging comparisons (A-level only) (AQA A-Level)
Related terms
- Safety
- Attenuation measurements along many paths
- Clinical suitability and practical constraints
- Computer reconstruction of cross-sectional images
- Convenience
- Image quality and contrast mechanisms
- Ionising radiation
- Justified comparison
Using Image resolution in the exam
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