Thin lenses — Easy
Recall and familiar applications. Optional hints help you find a first step.
Includes extension practice
Interpreting converging-lens real images is included. Drawing virtual images, magnifying glasses, diverging lenses and eyesight correction extend this course.
Easy, Normal and Difficult describe practice demand; they are not the official Core and Extended tiers.
- Cambridge IGCSE Combined Science 0653 syllabus 2028–2029 · P3.2.3, p52
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